49975785

素因数分解:

$3^4\times 5^1\times {\mathrm{123397}}^1$

素因数の和:123414

約数の個数: 20

約数和(自身を含む): 89586948

約数和(自身を除く): 39611163

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 123397, 370191, 616985, 1110573, 1850955, 3331719, 5552865, 9995157, 16658595, 49975785]

約数ペア:

[(1, 49975785), (3, 16658595), (5, 9995157), (9, 5552865), (15, 3331719), (27, 1850955), (45, 1110573), (81, 616985), (135, 370191), (405, 123397)]