308451807

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{20809}}^1$

素因数の和:20885

約数の個数: 24

約数和(自身を含む): 469640080

約数和(自身を除く): 161188273

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 4941, 14823, 20809, 62427, 187281, 561843, 1269349, 1685529, 3808047, 5056587, 11424141, 34272423, 102817269, 308451807]

約数ペア:

[(1, 308451807), (3, 102817269), (9, 34272423), (27, 11424141), (61, 5056587), (81, 3808047), (183, 1685529), (243, 1269349), (549, 561843), (1647, 187281), (4941, 62427), (14823, 20809)]