688243138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 1211656320

約数和(自身を除く): 523413182

約数列:

[1, 2, 11, 22, 29, 41, 58, 82, 83, 166, 317, 319, 451, 634, 638, 902, 913, 1189, 1826, 2378, 2407, 3403, 3487, 4814, 6806, 6974, 9193, 12997, 13079, 18386, 25994, 26158, 26311, 26477, 37433, 52622, 52954, 74866, 98687, 101123, 142967, 197374, 202246, 285934, 289421, 376913, 578842, 753826, 763019, 1078751, 1085557, 1526038, 2157502, 2171114, 4146043, 8292086, 8393209, 11866261, 16786418, 23732522, 31283779, 62567558, 344121569, 688243138]

約数ペア:

[(1, 688243138), (2, 344121569), (11, 62567558), (22, 31283779), (29, 23732522), (41, 16786418), (58, 11866261), (82, 8393209), (83, 8292086), (166, 4146043), (317, 2171114), (319, 2157502), (451, 1526038), (634, 1085557), (638, 1078751), (902, 763019), (913, 753826), (1189, 578842), (1826, 376913), (2378, 289421), (2407, 285934), (3403, 202246), (3487, 197374), (4814, 142967), (6806, 101123), (6974, 98687), (9193, 74866), (12997, 52954), (13079, 52622), (18386, 37433), (25994, 26477), (26158, 26311)]