28507427

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 32711616

約数和(自身を除く): 4204189

約数列:

[1, 13, 37, 47, 97, 169, 481, 611, 1261, 1739, 3589, 4559, 6253, 7943, 16393, 22607, 46657, 59267, 168683, 293891, 606541, 770471, 2192879, 28507427]

約数ペア:

[(1, 28507427), (13, 2192879), (37, 770471), (47, 606541), (97, 293891), (169, 168683), (481, 59267), (611, 46657), (1261, 22607), (1739, 16393), (3589, 7943), (4559, 6253)]