31398514

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7451}}^1$

素因数の和:7510

約数の個数: 24

約数和(自身を含む): 56068848

約数和(自身を除く): 24670334

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 7451, 14902, 52157, 104314, 320393, 365099, 640786, 730198, 2242751, 4485502, 15699257, 31398514]

約数ペア:

[(1, 31398514), (2, 15699257), (7, 4485502), (14, 2242751), (43, 730198), (49, 640786), (86, 365099), (98, 320393), (301, 104314), (602, 52157), (2107, 14902), (4214, 7451)]