289314272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{695467}}^1$

素因数の和:695490

約数の個数: 24

約数和(自身を含む): 613402776

約数和(自身を除く): 324088504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 695467, 1390934, 2781868, 5563736, 9041071, 11127472, 18082142, 22254944, 36164284, 72328568, 144657136, 289314272]

約数ペア:

[(1, 289314272), (2, 144657136), (4, 72328568), (8, 36164284), (13, 22254944), (16, 18082142), (26, 11127472), (32, 9041071), (52, 5563736), (104, 2781868), (208, 1390934), (416, 695467)]