23218521

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 31488000

約数和(自身を除く): 8269479

約数列:

[1, 3, 127, 149, 381, 409, 447, 1227, 18923, 51943, 56769, 60941, 155829, 182823, 7739507, 23218521]

約数ペア:

[(1, 23218521), (3, 7739507), (127, 182823), (149, 155829), (381, 60941), (409, 56769), (447, 51943), (1227, 18923)]