64839665

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{9743}}^1$

素因数の和:9781

約数の個数: 16

約数和(自身を含む): 85591296

約数和(自身を除く): 20751631

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 9743, 48715, 107173, 535865, 1178903, 5894515, 12967933, 64839665]

約数ペア:

[(1, 64839665), (5, 12967933), (11, 5894515), (55, 1178903), (121, 535865), (605, 107173), (1331, 48715), (6655, 9743)]