1661608

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1229}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 3376350

約数和(自身を除く): 1714742

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1229, 1352, 2458, 4916, 9832, 15977, 31954, 63908, 127816, 207701, 415402, 830804, 1661608]

約数ペア:

[(1, 1661608), (2, 830804), (4, 415402), (8, 207701), (13, 127816), (26, 63908), (52, 31954), (104, 15977), (169, 9832), (338, 4916), (676, 2458), (1229, 1352)]