27900785

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 37231488

約数和(自身を除く): 9330703

約数列:

[1, 5, 11, 55, 107, 121, 431, 535, 605, 1177, 2155, 4741, 5885, 12947, 23705, 46117, 52151, 64735, 230585, 260755, 507287, 2536435, 5580157, 27900785]

約数ペア:

[(1, 27900785), (5, 5580157), (11, 2536435), (55, 507287), (107, 260755), (121, 230585), (431, 64735), (535, 52151), (605, 46117), (1177, 23705), (2155, 12947), (4741, 5885)]