28999665

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28019}}^1$

素因数の和:28053

約数の個数: 24

約数和(自身を含む): 52453440

約数和(自身を除く): 23453775

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 28019, 84057, 140095, 252171, 420285, 644437, 1260855, 1933311, 3222185, 5799933, 9666555, 28999665]

約数ペア:

[(1, 28999665), (3, 9666555), (5, 5799933), (9, 3222185), (15, 1933311), (23, 1260855), (45, 644437), (69, 420285), (115, 252171), (207, 140095), (345, 84057), (1035, 28019)]