228720723

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1\times {\mathrm{1129}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 380981760

約数和(自身を除く): 152261037

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 877, 1129, 2631, 3387, 6139, 7903, 9647, 12419, 18417, 23709, 28941, 37257, 67529, 86933, 202587, 260799, 990133, 2970399, 6930931, 10891463, 20792793, 32674389, 76240241, 228720723]

約数ペア:

[(1, 228720723), (3, 76240241), (7, 32674389), (11, 20792793), (21, 10891463), (33, 6930931), (77, 2970399), (231, 990133), (877, 260799), (1129, 202587), (2631, 86933), (3387, 67529), (6139, 37257), (7903, 28941), (9647, 23709), (12419, 18417)]