81159765

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{49639}}^1$

素因数の和:49756

約数の個数: 16

約数和(自身を含む): 131049600

約数和(自身を除く): 49889835

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 49639, 148917, 248195, 744585, 5410651, 16231953, 27053255, 81159765]

約数ペア:

[(1, 81159765), (3, 27053255), (5, 16231953), (15, 5410651), (109, 744585), (327, 248195), (545, 148917), (1635, 49639)]