81730746

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{28921}}^1$

素因数の和:29086

約数の個数: 24

約数和(自身を含む): 178217364

約数和(自身を除く): 96486618

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 28921, 57842, 86763, 173526, 260289, 520578, 4540597, 9081194, 13621791, 27243582, 40865373, 81730746]

約数ペア:

[(1, 81730746), (2, 40865373), (3, 27243582), (6, 13621791), (9, 9081194), (18, 4540597), (157, 520578), (314, 260289), (471, 173526), (942, 86763), (1413, 57842), (2826, 28921)]