1355575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 1871408

約数和(自身を除く): 515833

約数列:

[1, 5, 13, 25, 43, 65, 97, 215, 325, 485, 559, 1075, 1261, 2425, 2795, 4171, 6305, 13975, 20855, 31525, 54223, 104275, 271115, 1355575]

約数ペア:

[(1, 1355575), (5, 271115), (13, 104275), (25, 54223), (43, 31525), (65, 20855), (97, 13975), (215, 6305), (325, 4171), (485, 2795), (559, 2425), (1075, 1261)]