42340165

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4019}}^1$

素因数の和:4081

約数の個数: 24

約数和(自身を含む): 60492960

約数和(自身を除く): 18152795

約数列:

[1, 5, 7, 35, 43, 49, 215, 245, 301, 1505, 2107, 4019, 10535, 20095, 28133, 140665, 172817, 196931, 864085, 984655, 1209719, 6048595, 8468033, 42340165]

約数ペア:

[(1, 42340165), (5, 8468033), (7, 6048595), (35, 1209719), (43, 984655), (49, 864085), (215, 196931), (245, 172817), (301, 140665), (1505, 28133), (2107, 20095), (4019, 10535)]