12520119

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 17501184

約数和(自身を除く): 4981065

約数列:

[1, 3, 23, 69, 421, 431, 1263, 1293, 9683, 9913, 29049, 29739, 181451, 544353, 4173373, 12520119]

約数ペア:

[(1, 12520119), (3, 4173373), (23, 544353), (69, 181451), (421, 29739), (431, 29049), (1263, 9913), (1293, 9683)]