388565487

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2707}}^1$

素因数の和:3143

約数の個数: 24

約数和(自身を含む): 576641520

約数和(自身を除く): 188076033

約数列:

[1, 3, 9, 41, 123, 369, 389, 1167, 2707, 3501, 8121, 15949, 24363, 47847, 110987, 143541, 332961, 998883, 1053023, 3159069, 9477207, 43173943, 129521829, 388565487]

約数ペア:

[(1, 388565487), (3, 129521829), (9, 43173943), (41, 9477207), (123, 3159069), (369, 1053023), (389, 998883), (1167, 332961), (2707, 143541), (3501, 110987), (8121, 47847), (15949, 24363)]