42185205

素因数分解:

$3^4\times 5^1\times {\mathrm{104161}}^1$

素因数の和:104178

約数の個数: 20

約数和(自身を含む): 75621612

約数和(自身を除く): 33436407

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 104161, 312483, 520805, 937449, 1562415, 2812347, 4687245, 8437041, 14061735, 42185205]

約数ペア:

[(1, 42185205), (3, 14061735), (5, 8437041), (9, 4687245), (15, 2812347), (27, 1562415), (45, 937449), (81, 520805), (135, 312483), (405, 104161)]