20131509

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2099}}^1$

素因数の和:2264

約数の個数: 16

約数和(自身を含む): 28224000

約数和(自身を除く): 8092491

約数列:

[1, 3, 23, 69, 139, 417, 2099, 3197, 6297, 9591, 48277, 144831, 291761, 875283, 6710503, 20131509]

約数ペア:

[(1, 20131509), (3, 6710503), (23, 875283), (69, 291761), (139, 144831), (417, 48277), (2099, 9591), (3197, 6297)]