67147885

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{4493}}^1$

素因数の和:4573

約数の個数: 24

約数和(自身を含む): 95290776

約数和(自身を除く): 28142891

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 4493, 14945, 22465, 31451, 157255, 220157, 274073, 1100785, 1370365, 1918511, 9592555, 13429577, 67147885]

約数ペア:

[(1, 67147885), (5, 13429577), (7, 9592555), (35, 1918511), (49, 1370365), (61, 1100785), (245, 274073), (305, 220157), (427, 157255), (2135, 31451), (2989, 22465), (4493, 14945)]