393708009

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{66923}}^1$

素因数の和:67016

約数の個数: 16

約数和(自身を含む): 549312192

約数和(自身を除く): 155604183

約数列:

[1, 3, 37, 53, 111, 159, 1961, 5883, 66923, 200769, 2476151, 3546919, 7428453, 10640757, 131236003, 393708009]

約数ペア:

[(1, 393708009), (3, 131236003), (37, 10640757), (53, 7428453), (111, 3546919), (159, 2476151), (1961, 200769), (5883, 66923)]