557282908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 1298626560

約数和(自身を除く): 741343652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 31, 52, 58, 62, 91, 116, 124, 131, 169, 182, 203, 217, 262, 338, 364, 377, 403, 406, 434, 524, 676, 754, 806, 812, 868, 899, 917, 1183, 1508, 1612, 1703, 1798, 1834, 2366, 2639, 2821, 3406, 3596, 3668, 3799, 4061, 4732, 4901, 5239, 5278, 5642, 6293, 6812, 7598, 8122, 9802, 10478, 10556, 11284, 11687, 11921, 12586, 15196, 16244, 19604, 20956, 22139, 23374, 23842, 25172, 26593, 28427, 34307, 36673, 44278, 46748, 47684, 49387, 52793, 53186, 56854, 68614, 73346, 81809, 88556, 98774, 105586, 106372, 113708, 117769, 137228, 146692, 151931, 154973, 163618, 197548, 211172, 235538, 303862, 309946, 327236, 345709, 369551, 471076, 607724, 619892, 642031, 686309, 691418, 739102, 824383, 1063517, 1284062, 1372618, 1382836, 1478204, 1530997, 1648766, 2127034, 2568124, 2745236, 3061994, 3297532, 4254068, 4494217, 4804163, 6123988, 8988434, 9608326, 10716979, 17976868, 19216652, 19902961, 21433958, 39805922, 42867916, 79611844, 139320727, 278641454, 557282908]

約数ペア:

[(1, 557282908), (2, 278641454), (4, 139320727), (7, 79611844), (13, 42867916), (14, 39805922), (26, 21433958), (28, 19902961), (29, 19216652), (31, 17976868), (52, 10716979), (58, 9608326), (62, 8988434), (91, 6123988), (116, 4804163), (124, 4494217), (131, 4254068), (169, 3297532), (182, 3061994), (203, 2745236), (217, 2568124), (262, 2127034), (338, 1648766), (364, 1530997), (377, 1478204), (403, 1382836), (406, 1372618), (434, 1284062), (524, 1063517), (676, 824383), (754, 739102), (806, 691418), (812, 686309), (868, 642031), (899, 619892), (917, 607724), (1183, 471076), (1508, 369551), (1612, 345709), (1703, 327236), (1798, 309946), (1834, 303862), (2366, 235538), (2639, 211172), (2821, 197548), (3406, 163618), (3596, 154973), (3668, 151931), (3799, 146692), (4061, 137228), (4732, 117769), (4901, 113708), (5239, 106372), (5278, 105586), (5642, 98774), (6293, 88556), (6812, 81809), (7598, 73346), (8122, 68614), (9802, 56854), (10478, 53186), (10556, 52793), (11284, 49387), (11687, 47684), (11921, 46748), (12586, 44278), (15196, 36673), (16244, 34307), (19604, 28427), (20956, 26593), (22139, 25172), (23374, 23842)]