213938455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{8093}}^1$

素因数の和:8426

約数の個数: 16

約数和(自身を含む): 272735424

約数和(自身を除く): 58796969

約数列:

[1, 5, 17, 85, 311, 1555, 5287, 8093, 26435, 40465, 137581, 687905, 2516923, 12584615, 42787691, 213938455]

約数ペア:

[(1, 213938455), (5, 42787691), (17, 12584615), (85, 2516923), (311, 687905), (1555, 137581), (5287, 40465), (8093, 26435)]