71883513

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19819}}^1$

素因数の和:19869

約数の個数: 24

約数和(自身を含む): 115431680

約数和(自身を除く): 43548167

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 19819, 59457, 178371, 257647, 614389, 772941, 1843167, 2318823, 5529501, 7987057, 23961171, 71883513]

約数ペア:

[(1, 71883513), (3, 23961171), (9, 7987057), (13, 5529501), (31, 2318823), (39, 1843167), (93, 772941), (117, 614389), (279, 257647), (403, 178371), (1209, 59457), (3627, 19819)]