7172191

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:131

約数の個数: 18

約数和(自身を含む): 8239392

約数和(自身を除く): 1067201

約数列:

[1, 13, 31, 37, 169, 403, 481, 1147, 1369, 5239, 6253, 14911, 17797, 42439, 193843, 231361, 551707, 7172191]

約数ペア:

[(1, 7172191), (13, 551707), (31, 231361), (37, 193843), (169, 42439), (403, 17797), (481, 14911), (1147, 6253), (1369, 5239)]