7991649

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 13098240

約数和(自身を除く): 5106591

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 757, 1173, 2271, 3519, 6813, 10557, 12869, 17411, 20439, 38607, 52233, 115821, 156699, 295987, 347463, 470097, 887961, 2663883, 7991649]

約数ペア:

[(1, 7991649), (3, 2663883), (9, 887961), (17, 470097), (23, 347463), (27, 295987), (51, 156699), (69, 115821), (153, 52233), (207, 38607), (391, 20439), (459, 17411), (621, 12869), (757, 10557), (1173, 6813), (2271, 3519)]