856635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 1548288

約数和(自身を除く): 691653

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 191, 195, 299, 345, 573, 897, 955, 1495, 2483, 2865, 4393, 4485, 7449, 12415, 13179, 21965, 37245, 57109, 65895, 171327, 285545, 856635]

約数ペア:

[(1, 856635), (3, 285545), (5, 171327), (13, 65895), (15, 57109), (23, 37245), (39, 21965), (65, 13179), (69, 12415), (115, 7449), (191, 4485), (195, 4393), (299, 2865), (345, 2483), (573, 1495), (897, 955)]