28015911

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40427}}^1$

素因数の和:40451

約数の個数: 24

約数和(自身を含む): 50454144

約数和(自身を除く): 22438233

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 40427, 121281, 282989, 363843, 444697, 848967, 1334091, 2546901, 3112879, 4002273, 9338637, 28015911]

約数ペア:

[(1, 28015911), (3, 9338637), (7, 4002273), (9, 3112879), (11, 2546901), (21, 1334091), (33, 848967), (63, 444697), (77, 363843), (99, 282989), (231, 121281), (693, 40427)]