1289339948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{57529}}^1$

素因数の和:57977

約数の個数: 24

約数和(自身を含む): 2435590080

約数和(自身を除く): 1146250132

約数列:

[1, 2, 4, 13, 26, 52, 431, 862, 1724, 5603, 11206, 22412, 57529, 115058, 230116, 747877, 1495754, 2991508, 24794999, 49589998, 99179996, 322334987, 644669974, 1289339948]

約数ペア:

[(1, 1289339948), (2, 644669974), (4, 322334987), (13, 99179996), (26, 49589998), (52, 24794999), (431, 2991508), (862, 1495754), (1724, 747877), (5603, 230116), (11206, 115058), (22412, 57529)]