291280617

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{11489}}^1$

素因数の和:11814

約数の個数: 20

約数和(自身を含む): 436551060

約数和(自身を除く): 145270443

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8451, 11489, 25353, 34467, 103401, 310203, 930609, 3596057, 10788171, 32364513, 97093539, 291280617]

約数ペア:

[(1, 291280617), (3, 97093539), (9, 32364513), (27, 10788171), (81, 3596057), (313, 930609), (939, 310203), (2817, 103401), (8451, 34467), (11489, 25353)]