4135142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1861}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 6837264

約数和(自身を除く): 2702122

約数列:

[1, 2, 11, 22, 101, 202, 1111, 1861, 2222, 3722, 20471, 40942, 187961, 375922, 2067571, 4135142]

約数ペア:

[(1, 4135142), (2, 2067571), (11, 375922), (22, 187961), (101, 40942), (202, 20471), (1111, 3722), (1861, 2222)]