12172925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 15832320

約数和(自身を除く): 3659395

約数列:

[1, 5, 25, 31, 113, 139, 155, 565, 695, 775, 2825, 3475, 3503, 4309, 15707, 17515, 21545, 78535, 87575, 107725, 392675, 486917, 2434585, 12172925]

約数ペア:

[(1, 12172925), (5, 2434585), (25, 486917), (31, 392675), (113, 107725), (139, 87575), (155, 78535), (565, 21545), (695, 17515), (775, 15707), (2825, 4309), (3475, 3503)]