631880389

素因数分解:

$7^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1\times {\mathrm{1621}}^1$

素因数の和:2100

約数の個数: 16

約数和(自身を含む): 728732160

約数和(自身を除く): 96851771

約数列:

[1, 7, 233, 239, 1621, 1631, 1673, 11347, 55687, 377693, 387419, 389809, 2643851, 2711933, 90268627, 631880389]

約数ペア:

[(1, 631880389), (7, 90268627), (233, 2711933), (239, 2643851), (1621, 389809), (1631, 387419), (1673, 377693), (11347, 55687)]