291004029

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 437978880

約数和(自身を除く): 146974851

約数列:

[1, 3, 9, 27, 137, 151, 411, 453, 521, 1233, 1359, 1563, 3699, 4077, 4689, 14067, 20687, 62061, 71377, 78671, 186183, 214131, 236013, 558549, 642393, 708039, 1927179, 2124117, 10777927, 32333781, 97001343, 291004029]

約数ペア:

[(1, 291004029), (3, 97001343), (9, 32333781), (27, 10777927), (137, 2124117), (151, 1927179), (411, 708039), (453, 642393), (521, 558549), (1233, 236013), (1359, 214131), (1563, 186183), (3699, 78671), (4077, 71377), (4689, 62061), (14067, 20687)]