87017853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2731}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 134632960

約数和(自身を除く): 47615107

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1677, 2451, 2731, 8193, 10621, 31863, 35503, 51889, 106509, 117433, 155667, 352299, 674557, 1526629, 2023671, 2231227, 4579887, 6693681, 29005951, 87017853]

約数ペア:

[(1, 87017853), (3, 29005951), (13, 6693681), (19, 4579887), (39, 2231227), (43, 2023671), (57, 1526629), (129, 674557), (247, 352299), (559, 155667), (741, 117433), (817, 106509), (1677, 51889), (2451, 35503), (2731, 31863), (8193, 10621)]