161505377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17971}}^1$

素因数の和:18044

約数の個数: 16

約数和(自身を含む): 189784320

約数和(自身を除く): 28278943

約数列:

[1, 11, 19, 43, 209, 473, 817, 8987, 17971, 197681, 341449, 772753, 3755939, 8500283, 14682307, 161505377]

約数ペア:

[(1, 161505377), (11, 14682307), (19, 8500283), (43, 3755939), (209, 772753), (473, 341449), (817, 197681), (8987, 17971)]