42512931

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{3343}}^1$

素因数の和:3512

約数の個数: 20

約数和(自身を含む): 63930592

約数和(自身を除く): 21417661

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 3343, 4239, 10029, 12717, 30087, 90261, 270783, 524851, 1574553, 4723659, 14170977, 42512931]

約数ペア:

[(1, 42512931), (3, 14170977), (9, 4723659), (27, 1574553), (81, 524851), (157, 270783), (471, 90261), (1413, 30087), (3343, 12717), (4239, 10029)]