31965921

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3404

約数の個数: 28

約数和(自身を含む): 51628948

約数和(自身を除く): 19663027

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 3373, 9477, 10119, 30357, 43849, 91071, 131547, 273213, 394641, 819639, 1183923, 2458917, 3551769, 10655307, 31965921]

約数ペア:

[(1, 31965921), (3, 10655307), (9, 3551769), (13, 2458917), (27, 1183923), (39, 819639), (81, 394641), (117, 273213), (243, 131547), (351, 91071), (729, 43849), (1053, 30357), (3159, 10119), (3373, 9477)]