85638141

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{14891}}^1$

素因数の和:14974

約数の個数: 20

約数和(自身を含む): 129739104

約数和(自身を除く): 44100963

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 14891, 44673, 134019, 402057, 1057261, 1206171, 3171783, 9515349, 28546047, 85638141]

約数ペア:

[(1, 85638141), (3, 28546047), (9, 9515349), (27, 3171783), (71, 1206171), (81, 1057261), (213, 402057), (639, 134019), (1917, 44673), (5751, 14891)]