254865254

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{2281}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 457422336

約数和(自身を除く): 202557082

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 347, 694, 2281, 2429, 4562, 4858, 7981, 15962, 15967, 31934, 52463, 55867, 104926, 111734, 367241, 734482, 791507, 1583014, 5540549, 11081098, 18204661, 36409322, 127432627, 254865254]

約数ペア:

[(1, 254865254), (2, 127432627), (7, 36409322), (14, 18204661), (23, 11081098), (46, 5540549), (161, 1583014), (322, 791507), (347, 734482), (694, 367241), (2281, 111734), (2429, 104926), (4562, 55867), (4858, 52463), (7981, 31934), (15962, 15967)]