221396030

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{84181}}^1$

素因数の和:84451

約数の個数: 16

約数和(自身を含む): 400032864

約数和(自身を除く): 178636834

約数列:

[1, 2, 5, 10, 263, 526, 1315, 2630, 84181, 168362, 420905, 841810, 22139603, 44279206, 110698015, 221396030]

約数ペア:

[(1, 221396030), (2, 110698015), (5, 44279206), (10, 22139603), (263, 841810), (526, 420905), (1315, 168362), (2630, 84181)]