256113315

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{36251}}^1$

素因数の和:36419

約数の個数: 24

約数和(自身を含む): 446769648

約数和(自身を除く): 190656333

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 36251, 108753, 181255, 326259, 543765, 1631295, 5691407, 17074221, 28457035, 51222663, 85371105, 256113315]

約数ペア:

[(1, 256113315), (3, 85371105), (5, 51222663), (9, 28457035), (15, 17074221), (45, 5691407), (157, 1631295), (471, 543765), (785, 326259), (1413, 181255), (2355, 108753), (7065, 36251)]