64747878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1283}}^1$

素因数の和:1948

約数の個数: 32

約数和(自身を含む): 139781376

約数和(自身を除く): 75033498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 647, 1283, 1294, 1941, 2566, 3849, 3882, 7698, 8411, 16679, 16822, 25233, 33358, 50037, 50466, 100074, 830101, 1660202, 2490303, 4980606, 10791313, 21582626, 32373939, 64747878]

約数ペア:

[(1, 64747878), (2, 32373939), (3, 21582626), (6, 10791313), (13, 4980606), (26, 2490303), (39, 1660202), (78, 830101), (647, 100074), (1283, 50466), (1294, 50037), (1941, 33358), (2566, 25233), (3849, 16822), (3882, 16679), (7698, 8411)]