64371916

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 131777856

約数和(自身を除く): 67405940

約数列:

[1, 2, 4, 7, 14, 28, 97, 137, 173, 194, 274, 346, 388, 548, 679, 692, 959, 1211, 1358, 1918, 2422, 2716, 3836, 4844, 13289, 16781, 23701, 26578, 33562, 47402, 53156, 67124, 93023, 94804, 117467, 165907, 186046, 234934, 331814, 372092, 469868, 663628, 2298997, 4597994, 9195988, 16092979, 32185958, 64371916]

約数ペア:

[(1, 64371916), (2, 32185958), (4, 16092979), (7, 9195988), (14, 4597994), (28, 2298997), (97, 663628), (137, 469868), (173, 372092), (194, 331814), (274, 234934), (346, 186046), (388, 165907), (548, 117467), (679, 94804), (692, 93023), (959, 67124), (1211, 53156), (1358, 47402), (1918, 33562), (2422, 26578), (2716, 23701), (3836, 16781), (4844, 13289)]