72125921

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2887}}^1$

素因数の和:3020

約数の個数: 16

約数和(自身を含む): 85392384

約数和(自身を除く): 13266463

約数列:

[1, 7, 43, 83, 301, 581, 2887, 3569, 20209, 24983, 124141, 239621, 868987, 1677347, 10303703, 72125921]

約数ペア:

[(1, 72125921), (7, 10303703), (43, 1677347), (83, 868987), (301, 239621), (581, 124141), (2887, 24983), (3569, 20209)]