248528078981

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{24551}}^1$

素因数の和:24826

約数の個数: 48

約数和(自身を含む): 316308326400

約数和(自身を除く): 67780247419

約数列:

[1, 7, 13, 43, 91, 169, 199, 301, 559, 1183, 1393, 2587, 3913, 7267, 8557, 18109, 24551, 33631, 50869, 59899, 111241, 171857, 235417, 319163, 778687, 1055693, 1446133, 2234141, 4149119, 4885649, 7389851, 10122931, 13724009, 29043833, 34199543, 63513437, 96068063, 178412117, 210082907, 444594059, 825674681, 1248884819, 1470580349, 2731077791, 5779722767, 19117544537, 35504011283, 248528078981]

約数ペア:

[(1, 248528078981), (7, 35504011283), (13, 19117544537), (43, 5779722767), (91, 2731077791), (169, 1470580349), (199, 1248884819), (301, 825674681), (559, 444594059), (1183, 210082907), (1393, 178412117), (2587, 96068063), (3913, 63513437), (7267, 34199543), (8557, 29043833), (18109, 13724009), (24551, 10122931), (33631, 7389851), (50869, 4885649), (59899, 4149119), (111241, 2234141), (171857, 1446133), (235417, 1055693), (319163, 778687)]