205653975

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{19727}}^1$

素因数の和:19879

約数の個数: 24

約数和(自身を含む): 342478080

約数和(自身を除く): 136824105

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 10425, 19727, 59181, 98635, 295905, 493175, 1479525, 2742053, 8226159, 13710265, 41130795, 68551325, 205653975]

約数ペア:

[(1, 205653975), (3, 68551325), (5, 41130795), (15, 13710265), (25, 8226159), (75, 2742053), (139, 1479525), (417, 493175), (695, 295905), (2085, 98635), (3475, 59181), (10425, 19727)]