221082005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{13001}}^1$

素因数の和:13204

約数の個数: 16

約数和(自身を含む): 280843200

約数和(自身を除く): 59761195

約数列:

[1, 5, 19, 95, 179, 895, 3401, 13001, 17005, 65005, 247019, 1235095, 2327179, 11635895, 44216401, 221082005]

約数ペア:

[(1, 221082005), (5, 44216401), (19, 11635895), (95, 2327179), (179, 1235095), (895, 247019), (3401, 65005), (13001, 17005)]