1211381811

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:953

約数の個数: 40

約数和(自身を含む): 1836245664

約数和(自身を除く): 624863853

約数列:

[1, 3, 9, 27, 81, 137, 173, 411, 519, 631, 1233, 1557, 1893, 3699, 4671, 5679, 11097, 14013, 17037, 23701, 51111, 71103, 86447, 109163, 213309, 259341, 327489, 639927, 778023, 982467, 1919781, 2334069, 2947401, 7002207, 8842203, 14955331, 44865993, 134597979, 403793937, 1211381811]

約数ペア:

[(1, 1211381811), (3, 403793937), (9, 134597979), (27, 44865993), (81, 14955331), (137, 8842203), (173, 7002207), (411, 2947401), (519, 2334069), (631, 1919781), (1233, 982467), (1557, 778023), (1893, 639927), (3699, 327489), (4671, 259341), (5679, 213309), (11097, 109163), (14013, 86447), (17037, 71103), (23701, 51111)]