28684728

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{3137}}^1$

素因数の和:3276

約数の個数: 48

約数和(自身を含む): 78324480

約数和(自身を除く): 49639752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 3137, 4572, 6274, 9144, 9411, 12548, 18822, 25096, 28233, 37644, 56466, 75288, 112932, 225864, 398399, 796798, 1195197, 1593596, 2390394, 3187192, 3585591, 4780788, 7171182, 9561576, 14342364, 28684728]

約数ペア:

[(1, 28684728), (2, 14342364), (3, 9561576), (4, 7171182), (6, 4780788), (8, 3585591), (9, 3187192), (12, 2390394), (18, 1593596), (24, 1195197), (36, 796798), (72, 398399), (127, 225864), (254, 112932), (381, 75288), (508, 56466), (762, 37644), (1016, 28233), (1143, 25096), (1524, 18822), (2286, 12548), (3048, 9411), (3137, 9144), (4572, 6274)]