208835172

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:829

約数の個数: 168

約数和(自身を含む): 675246656

約数和(自身を除く): 466411484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 243, 252, 273, 324, 351, 364, 378, 468, 486, 546, 567, 702, 729, 756, 787, 819, 972, 1053, 1092, 1134, 1404, 1458, 1574, 1638, 1701, 2106, 2268, 2361, 2457, 2916, 3148, 3159, 3276, 3402, 4212, 4722, 4914, 5103, 5509, 6318, 6804, 7083, 7371, 9444, 9477, 9828, 10206, 10231, 11018, 12636, 14166, 14742, 16527, 18954, 20412, 20462, 21249, 22036, 22113, 28332, 29484, 30693, 33054, 37908, 40924, 42498, 44226, 49581, 61386, 63747, 66108, 66339, 71617, 84996, 88452, 92079, 99162, 122772, 127494, 132678, 143234, 148743, 184158, 191241, 198324, 214851, 254988, 265356, 276237, 286468, 297486, 368316, 382482, 429702, 446229, 552474, 573723, 594972, 644553, 764964, 828711, 859404, 892458, 1104948, 1147446, 1289106, 1338687, 1657422, 1784916, 1933659, 2294892, 2486133, 2578212, 2677374, 3314844, 3867318, 4016061, 4972266, 5354748, 5800977, 7458399, 7734636, 8032122, 9944532, 11601954, 14916798, 16064244, 17402931, 23203908, 29833596, 34805862, 52208793, 69611724, 104417586, 208835172]

約数ペア:

[(1, 208835172), (2, 104417586), (3, 69611724), (4, 52208793), (6, 34805862), (7, 29833596), (9, 23203908), (12, 17402931), (13, 16064244), (14, 14916798), (18, 11601954), (21, 9944532), (26, 8032122), (27, 7734636), (28, 7458399), (36, 5800977), (39, 5354748), (42, 4972266), (52, 4016061), (54, 3867318), (63, 3314844), (78, 2677374), (81, 2578212), (84, 2486133), (91, 2294892), (108, 1933659), (117, 1784916), (126, 1657422), (156, 1338687), (162, 1289106), (182, 1147446), (189, 1104948), (234, 892458), (243, 859404), (252, 828711), (273, 764964), (324, 644553), (351, 594972), (364, 573723), (378, 552474), (468, 446229), (486, 429702), (546, 382482), (567, 368316), (702, 297486), (729, 286468), (756, 276237), (787, 265356), (819, 254988), (972, 214851), (1053, 198324), (1092, 191241), (1134, 184158), (1404, 148743), (1458, 143234), (1574, 132678), (1638, 127494), (1701, 122772), (2106, 99162), (2268, 92079), (2361, 88452), (2457, 84996), (2916, 71617), (3148, 66339), (3159, 66108), (3276, 63747), (3402, 61386), (4212, 49581), (4722, 44226), (4914, 42498), (5103, 40924), (5509, 37908), (6318, 33054), (6804, 30693), (7083, 29484), (7371, 28332), (9444, 22113), (9477, 22036), (9828, 21249), (10206, 20462), (10231, 20412), (11018, 18954), (12636, 16527), (14166, 14742)]