149981973

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{21157}}^1$

素因数の和:21316

約数の個数: 16

約数和(自身を含む): 213272640

約数和(自身を除く): 63290667

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 21157, 63471, 359669, 1079007, 2940823, 8822469, 49993991, 149981973]

約数ペア:

[(1, 149981973), (3, 49993991), (17, 8822469), (51, 2940823), (139, 1079007), (417, 359669), (2363, 63471), (7089, 21157)]