253599724

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{210631}}^1$

素因数の和:210685

約数の個数: 24

約数和(自身を含む): 518997248

約数和(自身を除く): 265397524

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 210631, 421262, 842524, 1474417, 2948834, 5897668, 9057133, 18114266, 36228532, 63399931, 126799862, 253599724]

約数ペア:

[(1, 253599724), (2, 126799862), (4, 63399931), (7, 36228532), (14, 18114266), (28, 9057133), (43, 5897668), (86, 2948834), (172, 1474417), (301, 842524), (602, 421262), (1204, 210631)]