290649215

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{2293}}^1$

素因数の和:2650

約数の個数: 16

約数和(自身を含む): 353789856

約数和(自身を除く): 63140641

約数列:

[1, 5, 101, 251, 505, 1255, 2293, 11465, 25351, 126755, 231593, 575543, 1157965, 2877715, 58129843, 290649215]

約数ペア:

[(1, 290649215), (5, 58129843), (101, 2877715), (251, 1157965), (505, 575543), (1255, 231593), (2293, 126755), (11465, 25351)]