64943774

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2083}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 118838016

約数和(自身を除く): 53894242

約数列:

[1, 2, 7, 14, 17, 34, 119, 131, 238, 262, 917, 1834, 2083, 2227, 4166, 4454, 14581, 15589, 29162, 31178, 35411, 70822, 247877, 272873, 495754, 545746, 1910111, 3820222, 4638841, 9277682, 32471887, 64943774]

約数ペア:

[(1, 64943774), (2, 32471887), (7, 9277682), (14, 4638841), (17, 3820222), (34, 1910111), (119, 545746), (131, 495754), (238, 272873), (262, 247877), (917, 70822), (1834, 35411), (2083, 31178), (2227, 29162), (4166, 15589), (4454, 14581)]