81546585

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1117}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 135662592

約数和(自身を除く): 54116007

約数列:

[1, 3, 5, 15, 31, 93, 155, 157, 465, 471, 785, 1117, 2355, 3351, 4867, 5585, 14601, 16755, 24335, 34627, 73005, 103881, 173135, 175369, 519405, 526107, 876845, 2630535, 5436439, 16309317, 27182195, 81546585]

約数ペア:

[(1, 81546585), (3, 27182195), (5, 16309317), (15, 5436439), (31, 2630535), (93, 876845), (155, 526107), (157, 519405), (465, 175369), (471, 173135), (785, 103881), (1117, 73005), (2355, 34627), (3351, 24335), (4867, 16755), (5585, 14601)]