56688018

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{219721}}^1$

素因数の和:219769

約数の個数: 16

約数和(自身を含む): 116013216

約数和(自身を除く): 59325198

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 219721, 439442, 659163, 1318326, 9448003, 18896006, 28344009, 56688018]

約数ペア:

[(1, 56688018), (2, 28344009), (3, 18896006), (6, 9448003), (43, 1318326), (86, 659163), (129, 439442), (258, 219721)]