403921971

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{160861}}^1$

素因数の和:160904

約数の個数: 20

約数和(自身を含む): 622857664

約数和(自身を除く): 218935693

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 160861, 482583, 1447749, 4343247, 4986691, 13029741, 14960073, 44880219, 134640657, 403921971]

約数ペア:

[(1, 403921971), (3, 134640657), (9, 44880219), (27, 14960073), (31, 13029741), (81, 4986691), (93, 4343247), (279, 1447749), (837, 482583), (2511, 160861)]