66313503

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 97901856

約数和(自身を除く): 31588353

約数列:

[1, 3, 9, 71, 157, 213, 471, 639, 661, 1413, 1983, 5949, 11147, 33441, 46931, 100323, 103777, 140793, 311331, 422379, 933993, 7368167, 22104501, 66313503]

約数ペア:

[(1, 66313503), (3, 22104501), (9, 7368167), (71, 933993), (157, 422379), (213, 311331), (471, 140793), (639, 103777), (661, 100323), (1413, 46931), (1983, 33441), (5949, 11147)]