1663804570

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1\times {\mathrm{1297}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 3019376448

約数和(自身を除く): 1355571878

約数列:

[1, 2, 5, 10, 163, 326, 787, 815, 1297, 1574, 1630, 2594, 3935, 6485, 7870, 12970, 128281, 211411, 256562, 422822, 641405, 1020739, 1057055, 1282810, 2041478, 2114110, 5103695, 10207390, 166380457, 332760914, 831902285, 1663804570]

約数ペア:

[(1, 1663804570), (2, 831902285), (5, 332760914), (10, 166380457), (163, 10207390), (326, 5103695), (787, 2114110), (815, 2041478), (1297, 1282810), (1574, 1057055), (1630, 1020739), (2594, 641405), (3935, 422822), (6485, 256562), (7870, 211411), (12970, 128281)]