15981085

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 19677312

約数和(自身を除く): 3696227

約数列:

[1, 5, 61, 151, 305, 347, 755, 1735, 9211, 21167, 46055, 52397, 105835, 261985, 3196217, 15981085]

約数ペア:

[(1, 15981085), (5, 3196217), (61, 261985), (151, 105835), (305, 52397), (347, 46055), (755, 21167), (1735, 9211)]