2013878881

素因数分解:

$7^3\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 2390169600

約数和(自身を除く): 376290719

約数列:

[1, 7, 49, 113, 223, 233, 343, 791, 1561, 1631, 5537, 10927, 11417, 25199, 26329, 38759, 51959, 76489, 79919, 176393, 184303, 363713, 1234751, 1290121, 2545991, 5871367, 8643257, 9030847, 17821937, 41099569, 287696983, 2013878881]

約数ペア:

[(1, 2013878881), (7, 287696983), (49, 41099569), (113, 17821937), (223, 9030847), (233, 8643257), (343, 5871367), (791, 2545991), (1561, 1290121), (1631, 1234751), (5537, 363713), (10927, 184303), (11417, 176393), (25199, 79919), (26329, 76489), (38759, 51959)]