256804516801

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2617}}^1\times {\mathrm{5081}}^1$

素因数の和:7825

約数の個数: 32

約数和(自身を含む): 306539735040

約数和(自身を除く): 49735218239

約数列:

[1, 7, 31, 89, 217, 623, 2617, 2759, 5081, 18319, 19313, 35567, 81127, 157511, 232913, 452209, 567889, 1102577, 1630391, 3165463, 7220303, 13296977, 14018479, 50542121, 93078839, 98129353, 412206287, 1183430953, 2885444009, 8284016671, 36686359543, 256804516801]

約数ペア:

[(1, 256804516801), (7, 36686359543), (31, 8284016671), (89, 2885444009), (217, 1183430953), (623, 412206287), (2617, 98129353), (2759, 93078839), (5081, 50542121), (18319, 14018479), (19313, 13296977), (35567, 7220303), (81127, 3165463), (157511, 1630391), (232913, 1102577), (452209, 567889)]