155280333

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{128437}}^1$

素因数の和:128484

約数の個数: 16

約数和(自身を含む): 230160896

約数和(自身を除く): 74880563

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 128437, 385311, 1669681, 3981547, 5009043, 11944641, 51760111, 155280333]

約数ペア:

[(1, 155280333), (3, 51760111), (13, 11944641), (31, 5009043), (39, 3981547), (93, 1669681), (403, 385311), (1209, 128437)]