168638643

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{587}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 246840048

約数和(自身を除く): 78201405

約数列:

[1, 3, 9, 137, 233, 411, 587, 699, 1233, 1761, 2097, 5283, 31921, 80419, 95763, 136771, 241257, 287289, 410313, 723771, 1230939, 18737627, 56212881, 168638643]

約数ペア:

[(1, 168638643), (3, 56212881), (9, 18737627), (137, 1230939), (233, 723771), (411, 410313), (587, 287289), (699, 241257), (1233, 136771), (1761, 95763), (2097, 80419), (5283, 31921)]