8919963

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 14758128

約数和(自身を除く): 5838165

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 197, 351, 387, 559, 591, 1053, 1161, 1677, 1773, 2561, 3483, 5031, 5319, 7683, 8471, 15093, 15957, 23049, 25413, 45279, 69147, 76239, 110123, 207441, 228717, 330369, 686151, 991107, 2973321, 8919963]

約数ペア:

[(1, 8919963), (3, 2973321), (9, 991107), (13, 686151), (27, 330369), (39, 228717), (43, 207441), (81, 110123), (117, 76239), (129, 69147), (197, 45279), (351, 25413), (387, 23049), (559, 15957), (591, 15093), (1053, 8471), (1161, 7683), (1677, 5319), (1773, 5031), (2561, 3483)]