9212121

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 14017536

約数和(自身を除く): 4805415

約数列:

[1, 3, 9, 23, 69, 191, 207, 233, 573, 699, 1719, 2097, 4393, 5359, 13179, 16077, 39537, 44503, 48231, 133509, 400527, 1023569, 3070707, 9212121]

約数ペア:

[(1, 9212121), (3, 3070707), (9, 1023569), (23, 400527), (69, 133509), (191, 48231), (207, 44503), (233, 39537), (573, 16077), (699, 13179), (1719, 5359), (2097, 4393)]