78751491

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{288467}}^1$

素因数の和:288490

約数の個数: 16

約数和(自身を含む): 129233664

約数和(自身を除く): 50482173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 288467, 865401, 2019269, 3750071, 6057807, 11250213, 26250497, 78751491]

約数ペア:

[(1, 78751491), (3, 26250497), (7, 11250213), (13, 6057807), (21, 3750071), (39, 2019269), (91, 865401), (273, 288467)]