156721689

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{109519}}^1$

素因数の和:109581

約数の個数: 16

約数和(自身を含む): 236563200

約数和(自身を除く): 79841511

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 109519, 328557, 985671, 2957013, 5804507, 17413521, 52240563, 156721689]

約数ペア:

[(1, 156721689), (3, 52240563), (9, 17413521), (27, 5804507), (53, 2957013), (159, 985671), (477, 328557), (1431, 109519)]