17220205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 21337344

約数和(自身を除く): 4117139

約数列:

[1, 5, 41, 167, 205, 503, 835, 2515, 6847, 20623, 34235, 84001, 103115, 420005, 3444041, 17220205]

約数ペア:

[(1, 17220205), (5, 3444041), (41, 420005), (167, 103115), (205, 84001), (503, 34235), (835, 20623), (2515, 6847)]