42739497

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 36

約数和(自身を含む): 66253824

約数和(自身を除く): 23514327

約数列:

[1, 3, 9, 23, 47, 69, 141, 191, 207, 423, 529, 573, 1081, 1587, 1719, 3243, 4393, 4761, 8977, 9729, 13179, 24863, 26931, 39537, 74589, 80793, 101039, 206471, 223767, 303117, 619413, 909351, 1858239, 4748833, 14246499, 42739497]

約数ペア:

[(1, 42739497), (3, 14246499), (9, 4748833), (23, 1858239), (47, 909351), (69, 619413), (141, 303117), (191, 223767), (207, 206471), (423, 101039), (529, 80793), (573, 74589), (1081, 39537), (1587, 26931), (1719, 24863), (3243, 13179), (4393, 9729), (4761, 8977)]