28938957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11807}}^1$

素因数の和:11872

約数の個数: 16

約数和(自身を含む): 41564160

約数和(自身を除く): 12625203

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 11807, 35421, 224333, 507701, 672999, 1523103, 9646319, 28938957]

約数ペア:

[(1, 28938957), (3, 9646319), (19, 1523103), (43, 672999), (57, 507701), (129, 224333), (817, 35421), (2451, 11807)]