423399391359

素因数分解:

$3^1\times 7^1\times {\mathrm{1010671}}^1\times {\mathrm{19949}}^1$

素因数の和:1030630

約数の個数: 16

約数和(自身を含む): 645213004800

約数和(自身を除く): 221813613441

約数列:

[1, 3, 7, 21, 19949, 59847, 139643, 418929, 1010671, 3032013, 7074697, 21224091, 20161875779, 60485627337, 141133130453, 423399391359]

約数ペア:

[(1, 423399391359), (3, 141133130453), (7, 60485627337), (21, 20161875779), (19949, 21224091), (59847, 7074697), (139643, 3032013), (418929, 1010671)]