16223015

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 21072480

約数和(自身を除く): 4849465

約数列:

[1, 5, 17, 85, 103, 109, 289, 515, 545, 1445, 1751, 1853, 8755, 9265, 11227, 29767, 31501, 56135, 148835, 157505, 190859, 954295, 3244603, 16223015]

約数ペア:

[(1, 16223015), (5, 3244603), (17, 954295), (85, 190859), (103, 157505), (109, 148835), (289, 56135), (515, 31501), (545, 29767), (1445, 11227), (1751, 9265), (1853, 8755)]