28727998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{23509}}^1$

素因数の和:23571

約数の個数: 16

約数和(自身を含む): 47396160

約数和(自身を除く): 18668162

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 23509, 47018, 305617, 611234, 1104923, 2209846, 14363999, 28727998]

約数ペア:

[(1, 28727998), (2, 14363999), (13, 2209846), (26, 1104923), (47, 611234), (94, 305617), (611, 47018), (1222, 23509)]