397392

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 1089216

約数和(自身を除く): 691824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 487, 816, 974, 1461, 1948, 2922, 3896, 5844, 7792, 8279, 11688, 16558, 23376, 24837, 33116, 49674, 66232, 99348, 132464, 198696, 397392]

約数ペア:

[(1, 397392), (2, 198696), (3, 132464), (4, 99348), (6, 66232), (8, 49674), (12, 33116), (16, 24837), (17, 23376), (24, 16558), (34, 11688), (48, 8279), (51, 7792), (68, 5844), (102, 3896), (136, 2922), (204, 1948), (272, 1461), (408, 974), (487, 816)]