642259676

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{263}}^1\times {\mathrm{3373}}^1$

素因数の和:3821

約数の個数: 24

約数和(自身を含む): 1134797664

約数和(自身を除く): 492537988

約数列:

[1, 2, 4, 181, 263, 362, 526, 724, 1052, 3373, 6746, 13492, 47603, 95206, 190412, 610513, 887099, 1221026, 1774198, 2442052, 3548396, 160564919, 321129838, 642259676]

約数ペア:

[(1, 642259676), (2, 321129838), (4, 160564919), (181, 3548396), (263, 2442052), (362, 1774198), (526, 1221026), (724, 887099), (1052, 610513), (3373, 190412), (6746, 95206), (13492, 47603)]