266491004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{165317}}^1$

素因数の和:165365

約数の個数: 24

約数和(自身を含む): 518437248

約数和(自身を除く): 251946244

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 165317, 330634, 661268, 2149121, 4298242, 5124827, 8596484, 10249654, 20499308, 66622751, 133245502, 266491004]

約数ペア:

[(1, 266491004), (2, 133245502), (4, 66622751), (13, 20499308), (26, 10249654), (31, 8596484), (52, 5124827), (62, 4298242), (124, 2149121), (403, 661268), (806, 330634), (1612, 165317)]