247120695

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{75227}}^1$

素因数の和:75311

約数の個数: 24

約数和(自身を含む): 434216016

約数和(自身を除く): 187095321

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 75227, 225681, 376135, 677043, 1128405, 3385215, 5491571, 16474713, 27457855, 49424139, 82373565, 247120695]

約数ペア:

[(1, 247120695), (3, 82373565), (5, 49424139), (9, 27457855), (15, 16474713), (45, 5491571), (73, 3385215), (219, 1128405), (365, 677043), (657, 376135), (1095, 225681), (3285, 75227)]