156672568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1511}}^1$

素因数の和:2527

約数の個数: 32

約数和(自身を含む): 316884960

約数和(自身を除く): 160212392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 997, 1511, 1994, 3022, 3988, 6044, 7976, 12088, 12961, 19643, 25922, 39286, 51844, 78572, 103688, 157144, 1506467, 3012934, 6025868, 12051736, 19584071, 39168142, 78336284, 156672568]

約数ペア:

[(1, 156672568), (2, 78336284), (4, 39168142), (8, 19584071), (13, 12051736), (26, 6025868), (52, 3012934), (104, 1506467), (997, 157144), (1511, 103688), (1994, 78572), (3022, 51844), (3988, 39286), (6044, 25922), (7976, 19643), (12088, 12961)]