213750565

素因数分解:

$5^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{3989}}^1$

素因数の和:5532

約数の個数: 16

約数和(自身を含む): 293408640

約数和(自身を除く): 79658075

約数列:

[1, 5, 7, 35, 1531, 3989, 7655, 10717, 19945, 27923, 53585, 139615, 6107159, 30535795, 42750113, 213750565]

約数ペア:

[(1, 213750565), (5, 42750113), (7, 30535795), (35, 6107159), (1531, 139615), (3989, 53585), (7655, 27923), (10717, 19945)]