1581468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 4295424

約数和(自身を除く): 2713956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 281, 402, 469, 562, 804, 843, 938, 1124, 1407, 1686, 1876, 1967, 2814, 3372, 3934, 5628, 5901, 7868, 11802, 18827, 23604, 37654, 56481, 75308, 112962, 131789, 225924, 263578, 395367, 527156, 790734, 1581468]

約数ペア:

[(1, 1581468), (2, 790734), (3, 527156), (4, 395367), (6, 263578), (7, 225924), (12, 131789), (14, 112962), (21, 75308), (28, 56481), (42, 37654), (67, 23604), (84, 18827), (134, 11802), (201, 7868), (268, 5901), (281, 5628), (402, 3934), (469, 3372), (562, 2814), (804, 1967), (843, 1876), (938, 1686), (1124, 1407)]