81977445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{165611}}^1$

素因数の和:165633

約数の個数: 24

約数和(自身を含む): 155012832

約数和(自身を除く): 73035387

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 165611, 496833, 828055, 1490499, 1821721, 2484165, 5465163, 7452495, 9108605, 16395489, 27325815, 81977445]

約数ペア:

[(1, 81977445), (3, 27325815), (5, 16395489), (9, 9108605), (11, 7452495), (15, 5465163), (33, 2484165), (45, 1821721), (55, 1490499), (99, 828055), (165, 496833), (495, 165611)]