2931175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 4062240

約数和(自身を除く): 1131065

約数列:

[1, 5, 13, 25, 29, 65, 145, 311, 325, 377, 725, 1555, 1885, 4043, 7775, 9019, 9425, 20215, 45095, 101075, 117247, 225475, 586235, 2931175]

約数ペア:

[(1, 2931175), (5, 586235), (13, 225475), (25, 117247), (29, 101075), (65, 45095), (145, 20215), (311, 9425), (325, 9019), (377, 7775), (725, 4043), (1555, 1885)]