1305280376

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{997}}^1\times {\mathrm{4423}}^1$

素因数の和:5463

約数の個数: 32

約数和(自身を含む): 2516636640

約数和(自身を除く): 1211356264

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 997, 1994, 3988, 4423, 7976, 8846, 17692, 35384, 36889, 73778, 147556, 163651, 295112, 327302, 654604, 1309208, 4409731, 8819462, 17638924, 35277848, 163160047, 326320094, 652640188, 1305280376]

約数ペア:

[(1, 1305280376), (2, 652640188), (4, 326320094), (8, 163160047), (37, 35277848), (74, 17638924), (148, 8819462), (296, 4409731), (997, 1309208), (1994, 654604), (3988, 327302), (4423, 295112), (7976, 163651), (8846, 147556), (17692, 73778), (35384, 36889)]