198385265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{74441}}^1$

素因数の和:74500

約数の個数: 16

約数和(自身を含む): 262631376

約数和(自身を除く): 64246111

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 74441, 372205, 967733, 3052081, 4838665, 15260405, 39677053, 198385265]

約数ペア:

[(1, 198385265), (5, 39677053), (13, 15260405), (41, 4838665), (65, 3052081), (205, 967733), (533, 372205), (2665, 74441)]