81867512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{3119}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 163425600

約数和(自身を除く): 81558088

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 193, 386, 772, 1544, 3119, 3281, 6238, 6562, 12476, 13124, 24952, 26248, 53023, 106046, 212092, 424184, 601967, 1203934, 2407868, 4815736, 10233439, 20466878, 40933756, 81867512]

約数ペア:

[(1, 81867512), (2, 40933756), (4, 20466878), (8, 10233439), (17, 4815736), (34, 2407868), (68, 1203934), (136, 601967), (193, 424184), (386, 212092), (772, 106046), (1544, 53023), (3119, 26248), (3281, 24952), (6238, 13124), (6562, 12476)]