3864195

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 6857136

約数和(自身を除く): 2992941

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 1997, 5991, 9985, 17973, 29955, 85871, 89865, 257613, 429355, 772839, 1288065, 3864195]

約数ペア:

[(1, 3864195), (3, 1288065), (5, 772839), (9, 429355), (15, 257613), (43, 89865), (45, 85871), (129, 29955), (215, 17973), (387, 9985), (645, 5991), (1935, 1997)]