157213441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{88771}}^1$

素因数の和:88812

約数の個数: 16

約数和(自身を含む): 204530688

約数和(自身を除く): 47317247

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 88771, 621397, 976481, 2041733, 6835367, 14292131, 22459063, 157213441]

約数ペア:

[(1, 157213441), (7, 22459063), (11, 14292131), (23, 6835367), (77, 2041733), (161, 976481), (253, 621397), (1771, 88771)]