28688595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11317}}^1$

素因数の和:11351

約数の個数: 24

約数和(自身を含む): 49708656

約数和(自身を除く): 21020061

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11317, 33951, 56585, 147121, 169755, 441363, 735605, 1912573, 2206815, 5737719, 9562865, 28688595]

約数ペア:

[(1, 28688595), (3, 9562865), (5, 5737719), (13, 2206815), (15, 1912573), (39, 735605), (65, 441363), (169, 169755), (195, 147121), (507, 56585), (845, 33951), (2535, 11317)]