1305864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{2591}}^1$

素因数の和:2610

約数の個数: 48

約数和(自身を含む): 4043520

約数和(自身を除く): 2737656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 2591, 5182, 7773, 10364, 15546, 18137, 20728, 23319, 31092, 36274, 46638, 54411, 62184, 72548, 93276, 108822, 145096, 163233, 186552, 217644, 326466, 435288, 652932, 1305864]

約数ペア:

[(1, 1305864), (2, 652932), (3, 435288), (4, 326466), (6, 217644), (7, 186552), (8, 163233), (9, 145096), (12, 108822), (14, 93276), (18, 72548), (21, 62184), (24, 54411), (28, 46638), (36, 36274), (42, 31092), (56, 23319), (63, 20728), (72, 18137), (84, 15546), (126, 10364), (168, 7773), (252, 5182), (504, 2591)]