81475849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{52667}}^1$

素因数の和:52704

約数の個数: 16

約数和(自身を含む): 106178688

約数和(自身を除く): 24702839

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 52667, 368669, 684671, 895339, 4792697, 6267373, 11639407, 81475849]

約数ペア:

[(1, 81475849), (7, 11639407), (13, 6267373), (17, 4792697), (91, 895339), (119, 684671), (221, 368669), (1547, 52667)]