278322129

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{23917}}^1$

素因数の和:24357

約数の個数: 16

約数和(自身を含む): 413303040

約数和(自身を除く): 134980911

約数列:

[1, 3, 9, 27, 431, 1293, 3879, 11637, 23917, 71751, 215253, 645759, 10308227, 30924681, 92774043, 278322129]

約数ペア:

[(1, 278322129), (3, 92774043), (9, 30924681), (27, 10308227), (431, 645759), (1293, 215253), (3879, 71751), (11637, 23917)]