491796002438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1683299}}^1$

素因数の和:1683992

約数の個数: 32

約数和(自身を含む): 842444517600

約数和(自身を除く): 350648515162

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 661, 1322, 8593, 11237, 17186, 22474, 146081, 292162, 1683299, 3366598, 21882887, 28616083, 43765774, 57232166, 372009079, 744018158, 1112660639, 2225321278, 14464588307, 18915230863, 28929176614, 37830461726, 245898001219, 491796002438]

約数ペア:

[(1, 491796002438), (2, 245898001219), (13, 37830461726), (17, 28929176614), (26, 18915230863), (34, 14464588307), (221, 2225321278), (442, 1112660639), (661, 744018158), (1322, 372009079), (8593, 57232166), (11237, 43765774), (17186, 28616083), (22474, 21882887), (146081, 3366598), (292162, 1683299)]