15868947

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 21542400

約数和(自身を除く): 5673453

約数列:

[1, 3, 131, 149, 271, 393, 447, 813, 19519, 35501, 40379, 58557, 106503, 121137, 5289649, 15868947]

約数ペア:

[(1, 15868947), (3, 5289649), (131, 121137), (149, 106503), (271, 58557), (393, 40379), (447, 35501), (813, 19519)]