321903009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{11351}}^1$

素因数の和:11517

約数の個数: 24

約数和(自身を含む): 488771712

約数和(自身を除く): 166868703

約数列:

[1, 3, 9, 23, 69, 137, 207, 411, 1233, 3151, 9453, 11351, 28359, 34053, 102159, 261073, 783219, 1555087, 2349657, 4665261, 13995783, 35767001, 107301003, 321903009]

約数ペア:

[(1, 321903009), (3, 107301003), (9, 35767001), (23, 13995783), (69, 4665261), (137, 2349657), (207, 1555087), (411, 783219), (1233, 261073), (3151, 102159), (9453, 34053), (11351, 28359)]