81396392

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132137}}^1$

素因数の和:132161

約数の個数: 32

約数和(自身を含む): 190278720

約数和(自身を除く): 108882328

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 132137, 264274, 528548, 924959, 1057096, 1453507, 1849918, 2907014, 3699836, 5814028, 7399672, 10174549, 11628056, 20349098, 40698196, 81396392]

約数ペア:

[(1, 81396392), (2, 40698196), (4, 20349098), (7, 11628056), (8, 10174549), (11, 7399672), (14, 5814028), (22, 3699836), (28, 2907014), (44, 1849918), (56, 1453507), (77, 1057096), (88, 924959), (154, 528548), (308, 264274), (616, 132137)]