15880397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 18253872

約数和(自身を除く): 2373475

約数列:

[1, 13, 17, 181, 221, 397, 2353, 3077, 5161, 6749, 40001, 71857, 87737, 934141, 1221569, 15880397]

約数ペア:

[(1, 15880397), (13, 1221569), (17, 934141), (181, 87737), (221, 71857), (397, 40001), (2353, 6749), (3077, 5161)]