8400458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1409}}^1$

素因数の和:1693

約数の個数: 16

約数和(自身を含む): 13806720

約数和(自身を除く): 5406262

約数列:

[1, 2, 11, 22, 271, 542, 1409, 2818, 2981, 5962, 15499, 30998, 381839, 763678, 4200229, 8400458]

約数ペア:

[(1, 8400458), (2, 4200229), (11, 763678), (22, 381839), (271, 30998), (542, 15499), (1409, 5962), (2818, 2981)]