2015190879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{1451}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 2927232000

約数和(自身を除く): 912041121

約数列:

[1, 3, 13, 39, 149, 239, 447, 717, 1451, 1937, 3107, 4353, 5811, 9321, 18863, 35611, 56589, 106833, 216199, 346789, 462943, 648597, 1040367, 1388829, 2810587, 4508257, 8431761, 13524771, 51671561, 155014683, 671730293, 2015190879]

約数ペア:

[(1, 2015190879), (3, 671730293), (13, 155014683), (39, 51671561), (149, 13524771), (239, 8431761), (447, 4508257), (717, 2810587), (1451, 1388829), (1937, 1040367), (3107, 648597), (4353, 462943), (5811, 346789), (9321, 216199), (18863, 106833), (35611, 56589)]