28926873

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 44335200

約数和(自身を除く): 15408327

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 1217, 1251, 2641, 3651, 7923, 10953, 23123, 23769, 69369, 169163, 208107, 507489, 1522467, 3214097, 9642291, 28926873]

約数ペア:

[(1, 28926873), (3, 9642291), (9, 3214097), (19, 1522467), (57, 507489), (139, 208107), (171, 169163), (417, 69369), (1217, 23769), (1251, 23123), (2641, 10953), (3651, 7923)]