209122885

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1\times {\mathrm{1031}}^1$

素因数の和:1508

約数の個数: 16

約数和(自身を含む): 254119680

約数和(自身を除く): 44996795

約数列:

[1, 5, 113, 359, 565, 1031, 1795, 5155, 40567, 116503, 202835, 370129, 582515, 1850645, 41824577, 209122885]

約数ペア:

[(1, 209122885), (5, 41824577), (113, 1850645), (359, 582515), (565, 370129), (1031, 202835), (1795, 116503), (5155, 40567)]