3980042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1381}}^1$

素因数の和:1525

約数の個数: 16

約数和(自身を含む): 6567264

約数和(自身を除く): 2587222

約数列:

[1, 2, 11, 22, 131, 262, 1381, 1441, 2762, 2882, 15191, 30382, 180911, 361822, 1990021, 3980042]

約数ペア:

[(1, 3980042), (2, 1990021), (11, 361822), (22, 180911), (131, 30382), (262, 15191), (1381, 2882), (1441, 2762)]