2815245

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 4952376

約数和(自身を除く): 2137131

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 857, 1095, 2571, 3285, 4285, 7713, 12855, 38565, 62561, 187683, 312805, 563049, 938415, 2815245]

約数ペア:

[(1, 2815245), (3, 938415), (5, 563049), (9, 312805), (15, 187683), (45, 62561), (73, 38565), (219, 12855), (365, 7713), (657, 4285), (857, 3285), (1095, 2571)]