257181889

素因数分解:

${\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1327}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 274417920

約数和(自身を除く): 17236031

約数列:

[1, 29, 41, 163, 1189, 1327, 4727, 6683, 38483, 54407, 193807, 216301, 1577803, 6272729, 8868341, 257181889]

約数ペア:

[(1, 257181889), (29, 8868341), (41, 6272729), (163, 1577803), (1189, 216301), (1327, 193807), (4727, 54407), (6683, 38483)]