197405488

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{42989}}^1$

素因数の和:43045

約数の個数: 40

約数和(自身を含む): 447783840

約数和(自身を除く): 250378352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 42989, 85978, 171956, 300923, 343912, 601846, 687824, 1203692, 1762549, 2407384, 3525098, 4814768, 7050196, 12337843, 14100392, 24675686, 28200784, 49351372, 98702744, 197405488]

約数ペア:

[(1, 197405488), (2, 98702744), (4, 49351372), (7, 28200784), (8, 24675686), (14, 14100392), (16, 12337843), (28, 7050196), (41, 4814768), (56, 3525098), (82, 2407384), (112, 1762549), (164, 1203692), (287, 687824), (328, 601846), (574, 343912), (656, 300923), (1148, 171956), (2296, 85978), (4592, 42989)]