8385039

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{7963}}^1$

素因数の和:7988

約数の個数: 20

約数和(自身を含む): 13491016

約数和(自身を除く): 5105977

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 7963, 23889, 71667, 103519, 215001, 310557, 645003, 931671, 2795013, 8385039]

約数ペア:

[(1, 8385039), (3, 2795013), (9, 931671), (13, 645003), (27, 310557), (39, 215001), (81, 103519), (117, 71667), (351, 23889), (1053, 7963)]