28356165

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20327}}^1$

素因数の和:20369

約数の個数: 24

約数和(自身を含む): 50738688

約数和(自身を除く): 22382523

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20327, 60981, 101635, 182943, 304905, 630137, 914715, 1890411, 3150685, 5671233, 9452055, 28356165]

約数ペア:

[(1, 28356165), (3, 9452055), (5, 5671233), (9, 3150685), (15, 1890411), (31, 914715), (45, 630137), (93, 304905), (155, 182943), (279, 101635), (465, 60981), (1395, 20327)]