15756471

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 24192000

約数和(自身を除く): 8435529

約数列:

[1, 3, 9, 27, 79, 83, 89, 237, 249, 267, 711, 747, 801, 2133, 2241, 2403, 6557, 7031, 7387, 19671, 21093, 22161, 59013, 63279, 66483, 177039, 189837, 199449, 583573, 1750719, 5252157, 15756471]

約数ペア:

[(1, 15756471), (3, 5252157), (9, 1750719), (27, 583573), (79, 199449), (83, 189837), (89, 177039), (237, 66483), (249, 63279), (267, 59013), (711, 22161), (747, 21093), (801, 19671), (2133, 7387), (2241, 7031), (2403, 6557)]