508989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 756224

約数和(自身を除く): 247235

約数列:

[1, 3, 13, 31, 39, 93, 403, 421, 1209, 1263, 5473, 13051, 16419, 39153, 169663, 508989]

約数ペア:

[(1, 508989), (3, 169663), (13, 39153), (31, 16419), (39, 13051), (93, 5473), (403, 1263), (421, 1209)]