23215829

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 7830571

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 349, 559, 731, 1547, 2443, 3913, 4537, 5117, 5933, 9503, 15007, 31759, 41531, 66521, 77129, 105049, 195091, 255119, 539903, 1365637, 1785833, 3316547, 23215829]

約数ペア:

[(1, 23215829), (7, 3316547), (13, 1785833), (17, 1365637), (43, 539903), (91, 255119), (119, 195091), (221, 105049), (301, 77129), (349, 66521), (559, 41531), (731, 31759), (1547, 15007), (2443, 9503), (3913, 5933), (4537, 5117)]