18147483

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 30191616

約数和(自身を除く): 12044133

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 191, 207, 243, 391, 459, 573, 621, 1173, 1377, 1719, 1863, 3247, 3519, 4131, 4393, 5157, 5589, 9741, 10557, 13179, 15471, 29223, 31671, 39537, 46413, 74681, 87669, 95013, 118611, 224043, 263007, 355833, 672129, 789021, 1067499, 2016387, 6049161, 18147483]

約数ペア:

[(1, 18147483), (3, 6049161), (9, 2016387), (17, 1067499), (23, 789021), (27, 672129), (51, 355833), (69, 263007), (81, 224043), (153, 118611), (191, 95013), (207, 87669), (243, 74681), (391, 46413), (459, 39537), (573, 31671), (621, 29223), (1173, 15471), (1377, 13179), (1719, 10557), (1863, 9741), (3247, 5589), (3519, 5157), (4131, 4393)]