261309605

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{3851}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 322273728

約数和(自身を除く): 60964123

約数列:

[1, 5, 41, 205, 331, 1655, 3851, 13571, 19255, 67855, 157891, 789455, 1274681, 6373405, 52261921, 261309605]

約数ペア:

[(1, 261309605), (5, 52261921), (41, 6373405), (205, 1274681), (331, 789455), (1655, 157891), (3851, 67855), (13571, 19255)]