666947632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{8737}}^1$

素因数の和:9125

約数の個数: 40

約数和(自身を含む): 1395563456

約数和(自身を除く): 728615824

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 367, 734, 1468, 2936, 4771, 5872, 8737, 9542, 17474, 19084, 34948, 38168, 69896, 76336, 113581, 139792, 227162, 454324, 908648, 1817296, 3206479, 6412958, 12825916, 25651832, 41684227, 51303664, 83368454, 166736908, 333473816, 666947632]

約数ペア:

[(1, 666947632), (2, 333473816), (4, 166736908), (8, 83368454), (13, 51303664), (16, 41684227), (26, 25651832), (52, 12825916), (104, 6412958), (208, 3206479), (367, 1817296), (734, 908648), (1468, 454324), (2936, 227162), (4771, 139792), (5872, 113581), (8737, 76336), (9542, 69896), (17474, 38168), (19084, 34948)]