223640991

素因数分解:

$3^2\times 7^1\times {\mathrm{967}}^1\times {\mathrm{3671}}^1$

素因数の和:4651

約数の個数: 24

約数和(自身を含む): 369667584

約数和(自身を除く): 146026593

約数列:

[1, 3, 7, 9, 21, 63, 967, 2901, 3671, 6769, 8703, 11013, 20307, 25697, 33039, 60921, 77091, 231273, 3549857, 10649571, 24848999, 31948713, 74546997, 223640991]

約数ペア:

[(1, 223640991), (3, 74546997), (7, 31948713), (9, 24848999), (21, 10649571), (63, 3549857), (967, 231273), (2901, 77091), (3671, 60921), (6769, 33039), (8703, 25697), (11013, 20307)]