128813624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{2473}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 256504320

約数和(自身を除く): 127690696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 383, 766, 1532, 2473, 3064, 4946, 6511, 9892, 13022, 19784, 26044, 42041, 52088, 84082, 168164, 336328, 947159, 1894318, 3788636, 7577272, 16101703, 32203406, 64406812, 128813624]

約数ペア:

[(1, 128813624), (2, 64406812), (4, 32203406), (8, 16101703), (17, 7577272), (34, 3788636), (68, 1894318), (136, 947159), (383, 336328), (766, 168164), (1532, 84082), (2473, 52088), (3064, 42041), (4946, 26044), (6511, 19784), (9892, 13022)]