180963999

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{1289}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 275698800

約数和(自身を除く): 94734801

約数列:

[1, 3, 9, 19, 57, 171, 821, 1289, 2463, 3867, 7389, 11601, 15599, 24491, 46797, 73473, 140391, 220419, 1058269, 3174807, 9524421, 20107111, 60321333, 180963999]

約数ペア:

[(1, 180963999), (3, 60321333), (9, 20107111), (19, 9524421), (57, 3174807), (171, 1058269), (821, 220419), (1289, 140391), (2463, 73473), (3867, 46797), (7389, 24491), (11601, 15599)]