1293336728

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{364937}}^1$

素因数の和:365386

約数の個数: 16

約数和(自身を含む): 2430487080

約数和(自身を除く): 1137150352

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 364937, 729874, 1459748, 2919496, 161667091, 323334182, 646668364, 1293336728]

約数ペア:

[(1, 1293336728), (2, 646668364), (4, 323334182), (8, 161667091), (443, 2919496), (886, 1459748), (1772, 729874), (3544, 364937)]