251587951563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1\times {\mathrm{103171}}^1$

素因数の和:105235

約数の個数: 32

約数和(自身を含む): 373096364032

約数和(自身を除く): 121508412469

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 2017, 6051, 26221, 62527, 78663, 103171, 187581, 309513, 812851, 1341223, 2438553, 3198301, 4023669, 9594903, 41577913, 124733739, 208095907, 624287721, 2705246791, 6450973117, 8115740373, 19352919351, 83862650521, 251587951563]

約数ペア:

[(1, 251587951563), (3, 83862650521), (13, 19352919351), (31, 8115740373), (39, 6450973117), (93, 2705246791), (403, 624287721), (1209, 208095907), (2017, 124733739), (6051, 41577913), (26221, 9594903), (62527, 4023669), (78663, 3198301), (103171, 2438553), (187581, 1341223), (309513, 812851)]