13181847

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4157}}^1$

素因数の和:4318

約数の個数: 16

約数和(自身を含む): 20224512

約数和(自身を除く): 7042665

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 4157, 12471, 29099, 87297, 627707, 1883121, 4393949, 13181847]

約数ペア:

[(1, 13181847), (3, 4393949), (7, 1883121), (21, 627707), (151, 87297), (453, 29099), (1057, 12471), (3171, 4157)]