20174438319

素因数分解:

$3^1\times 7^2\times {\mathrm{137241077}}^1$

素因数の和:137241094

約数の個数: 12

約数和(自身を含む): 31290965784

約数和(自身を除く): 11116527465

約数列:

[1, 3, 7, 21, 49, 147, 137241077, 411723231, 960687539, 2882062617, 6724812773, 20174438319]

約数ペア:

[(1, 20174438319), (3, 6724812773), (7, 2882062617), (21, 960687539), (49, 411723231), (147, 137241077)]