15956979

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 22577280

約数和(自身を除く): 6620301

約数列:

[1, 3, 19, 57, 131, 393, 2137, 2489, 6411, 7467, 40603, 121809, 279947, 839841, 5318993, 15956979]

約数ペア:

[(1, 15956979), (3, 5318993), (19, 839841), (57, 279947), (131, 121809), (393, 40603), (2137, 7467), (2489, 6411)]