255966147

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{1009}}^1$

素因数の和:1483

約数の個数: 24

約数和(自身を含む): 376253280

約数和(自身を除く): 120287133

約数列:

[1, 3, 9, 71, 213, 397, 639, 1009, 1191, 3027, 3573, 9081, 28187, 71639, 84561, 214917, 253683, 400573, 644751, 1201719, 3605157, 28440683, 85322049, 255966147]

約数ペア:

[(1, 255966147), (3, 85322049), (9, 28440683), (71, 3605157), (213, 1201719), (397, 644751), (639, 400573), (1009, 253683), (1191, 214917), (3027, 84561), (3573, 71639), (9081, 28187)]