17973621

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 27029184

約数和(自身を除く): 9055563

約数列:

[1, 3, 9, 41, 67, 123, 201, 369, 603, 727, 2181, 2747, 6543, 8241, 24723, 29807, 48709, 89421, 146127, 268263, 438381, 1997069, 5991207, 17973621]

約数ペア:

[(1, 17973621), (3, 5991207), (9, 1997069), (41, 438381), (67, 268263), (123, 146127), (201, 89421), (369, 48709), (603, 29807), (727, 24723), (2181, 8241), (2747, 6543)]