157475747511

素因数分解:

$3^4\times {\mathrm{2749}}^1\times {\mathrm{707219}}^1$

素因数の和:709980

約数の個数: 20

約数和(自身を含む): 235327455000

約数和(自身を除く): 77851707489

約数列:

[1, 3, 9, 27, 81, 2749, 8247, 24741, 74223, 222669, 707219, 2121657, 6364971, 19094913, 57284739, 1944145031, 5832435093, 17497305279, 52491915837, 157475747511]

約数ペア:

[(1, 157475747511), (3, 52491915837), (9, 17497305279), (27, 5832435093), (81, 1944145031), (2749, 57284739), (8247, 19094913), (24741, 6364971), (74223, 2121657), (222669, 707219)]