1639866415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{13759}}^1$

素因数の和:13983

約数の個数: 24

約数和(自身を含む): 2174135040

約数和(自身を除く): 534268625

約数列:

[1, 5, 11, 55, 121, 197, 605, 985, 2167, 10835, 13759, 23837, 68795, 119185, 151349, 756745, 1664839, 2710523, 8324195, 13552615, 29815753, 149078765, 327973283, 1639866415]

約数ペア:

[(1, 1639866415), (5, 327973283), (11, 149078765), (55, 29815753), (121, 13552615), (197, 8324195), (605, 2710523), (985, 1664839), (2167, 756745), (10835, 151349), (13759, 119185), (23837, 68795)]