13820425

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 17943296

約数和(自身を除く): 4122871

約数列:

[1, 5, 25, 37, 67, 185, 223, 335, 925, 1115, 1675, 2479, 5575, 8251, 12395, 14941, 41255, 61975, 74705, 206275, 373525, 552817, 2764085, 13820425]

約数ペア:

[(1, 13820425), (5, 2764085), (25, 552817), (37, 373525), (67, 206275), (185, 74705), (223, 61975), (335, 41255), (925, 14941), (1115, 12395), (1675, 8251), (2479, 5575)]