320996914

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{709}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 559866240

約数和(自身を除く): 238869326

約数列:

[1, 2, 7, 14, 73, 146, 443, 511, 709, 886, 1022, 1418, 3101, 4963, 6202, 9926, 32339, 51757, 64678, 103514, 226373, 314087, 362299, 452746, 628174, 724598, 2198609, 4397218, 22928351, 45856702, 160498457, 320996914]

約数ペア:

[(1, 320996914), (2, 160498457), (7, 45856702), (14, 22928351), (73, 4397218), (146, 2198609), (443, 724598), (511, 628174), (709, 452746), (886, 362299), (1022, 314087), (1418, 226373), (3101, 103514), (4963, 64678), (6202, 51757), (9926, 32339)]