163928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 317760

約数和(自身を除く): 153832

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 661, 1322, 2644, 5288, 20491, 40982, 81964, 163928]

約数ペア:

[(1, 163928), (2, 81964), (4, 40982), (8, 20491), (31, 5288), (62, 2644), (124, 1322), (248, 661)]