291246286

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{19973}}^1$

素因数の和:20315

約数の個数: 16

約数和(自身を含む): 457324704

約数和(自身を除く): 166078418

約数列:

[1, 2, 23, 46, 317, 634, 7291, 14582, 19973, 39946, 459379, 918758, 6331441, 12662882, 145623143, 291246286]

約数ペア:

[(1, 291246286), (2, 145623143), (23, 12662882), (46, 6331441), (317, 918758), (634, 459379), (7291, 39946), (14582, 19973)]