54931981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 66624768

約数和(自身を除く): 11692787

約数列:

[1, 13, 17, 23, 101, 107, 221, 299, 391, 1313, 1391, 1717, 1819, 2323, 2461, 5083, 10807, 22321, 23647, 30199, 31993, 39491, 41837, 140491, 183719, 248561, 513383, 543881, 2388347, 3231293, 4225537, 54931981]

約数ペア:

[(1, 54931981), (13, 4225537), (17, 3231293), (23, 2388347), (101, 543881), (107, 513383), (221, 248561), (299, 183719), (391, 140491), (1313, 41837), (1391, 39491), (1717, 31993), (1819, 30199), (2323, 23647), (2461, 22321), (5083, 10807)]