393684249

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1102757}}^1$

素因数の和:1102784

約数の個数: 16

約数和(自身を含む): 635188608

約数和(自身を除く): 241504359

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1102757, 3308271, 7719299, 18746869, 23157897, 56240607, 131228083, 393684249]

約数ペア:

[(1, 393684249), (3, 131228083), (7, 56240607), (17, 23157897), (21, 18746869), (51, 7719299), (119, 3308271), (357, 1102757)]