12986210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 24371712

約数和(自身を除く): 11385502

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 257, 310, 326, 514, 815, 1285, 1630, 2570, 5053, 7967, 10106, 15934, 25265, 39835, 41891, 50530, 79670, 83782, 209455, 418910, 1298621, 2597242, 6493105, 12986210]

約数ペア:

[(1, 12986210), (2, 6493105), (5, 2597242), (10, 1298621), (31, 418910), (62, 209455), (155, 83782), (163, 79670), (257, 50530), (310, 41891), (326, 39835), (514, 25265), (815, 15934), (1285, 10106), (1630, 7967), (2570, 5053)]