165621345

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3793}}^1$

素因数の和:3913

約数の個数: 32

約数和(自身を含む): 275353344

約数和(自身を除く): 109731999

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 3793, 8733, 11379, 14555, 18965, 43665, 56895, 155513, 269303, 466539, 777565, 807909, 1346515, 2332695, 4039545, 11041423, 33124269, 55207115, 165621345]

約数ペア:

[(1, 165621345), (3, 55207115), (5, 33124269), (15, 11041423), (41, 4039545), (71, 2332695), (123, 1346515), (205, 807909), (213, 777565), (355, 466539), (615, 269303), (1065, 155513), (2911, 56895), (3793, 43665), (8733, 18965), (11379, 14555)]