921705876

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{40193}}^1$

素因数の和:40230

約数の個数: 108

約数和(自身を含む): 2918807892

約数和(自身を除く): 1997102016

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 22932, 40193, 80386, 120579, 160772, 241158, 281351, 361737, 482316, 522509, 562702, 723474, 844053, 1045018, 1125404, 1446948, 1567527, 1688106, 1969457, 2090036, 2532159, 3135054, 3376212, 3657563, 3938914, 4702581, 5064318, 5908371, 6270108, 7315126, 7877828, 9405162, 10128636, 10972689, 11816742, 14630252, 17725113, 18810324, 21945378, 23633484, 25602941, 32918067, 35450226, 43890756, 51205882, 65836134, 70900452, 76808823, 102411764, 131672268, 153617646, 230426469, 307235292, 460852938, 921705876]

約数ペア:

[(1, 921705876), (2, 460852938), (3, 307235292), (4, 230426469), (6, 153617646), (7, 131672268), (9, 102411764), (12, 76808823), (13, 70900452), (14, 65836134), (18, 51205882), (21, 43890756), (26, 35450226), (28, 32918067), (36, 25602941), (39, 23633484), (42, 21945378), (49, 18810324), (52, 17725113), (63, 14630252), (78, 11816742), (84, 10972689), (91, 10128636), (98, 9405162), (117, 7877828), (126, 7315126), (147, 6270108), (156, 5908371), (182, 5064318), (196, 4702581), (234, 3938914), (252, 3657563), (273, 3376212), (294, 3135054), (364, 2532159), (441, 2090036), (468, 1969457), (546, 1688106), (588, 1567527), (637, 1446948), (819, 1125404), (882, 1045018), (1092, 844053), (1274, 723474), (1638, 562702), (1764, 522509), (1911, 482316), (2548, 361737), (3276, 281351), (3822, 241158), (5733, 160772), (7644, 120579), (11466, 80386), (22932, 40193)]