678956222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12097}}^1$

素因数の和:12336

約数の個数: 32

約数和(自身を含む): 1231092480

約数和(自身を除く): 552136258

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 422, 1477, 2954, 4009, 8018, 12097, 24194, 28063, 56126, 84679, 169358, 229843, 459686, 1608901, 2552467, 3217802, 5104934, 17867269, 35734538, 48496873, 96993746, 339478111, 678956222]

約数ペア:

[(1, 678956222), (2, 339478111), (7, 96993746), (14, 48496873), (19, 35734538), (38, 17867269), (133, 5104934), (211, 3217802), (266, 2552467), (422, 1608901), (1477, 459686), (2954, 229843), (4009, 169358), (8018, 84679), (12097, 56126), (24194, 28063)]