78086985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{547}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 129626112

約数和(自身を除く): 51539127

約数列:

[1, 3, 5, 15, 31, 93, 155, 307, 465, 547, 921, 1535, 1641, 2735, 4605, 8205, 9517, 16957, 28551, 47585, 50871, 84785, 142755, 167929, 254355, 503787, 839645, 2518935, 5205799, 15617397, 26028995, 78086985]

約数ペア:

[(1, 78086985), (3, 26028995), (5, 15617397), (15, 5205799), (31, 2518935), (93, 839645), (155, 503787), (307, 254355), (465, 167929), (547, 142755), (921, 84785), (1535, 50871), (1641, 47585), (2735, 28551), (4605, 16957), (8205, 9517)]