28031385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2971}}^1$

素因数の和:3033

約数の個数: 32

約数和(自身を含む): 48788352

約数和(自身を除く): 20756967

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 2971, 3145, 8913, 9435, 14855, 44565, 50507, 109927, 151521, 252535, 329781, 549635, 757605, 1648905, 1868759, 5606277, 9343795, 28031385]

約数ペア:

[(1, 28031385), (3, 9343795), (5, 5606277), (15, 1868759), (17, 1648905), (37, 757605), (51, 549635), (85, 329781), (111, 252535), (185, 151521), (255, 109927), (555, 50507), (629, 44565), (1887, 14855), (2971, 9435), (3145, 8913)]