31730211

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{7681}}^1$

素因数の和:7713

約数の個数: 24

約数和(自身を含む): 50332464

約数和(自身を除く): 18602253

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 7681, 23043, 69129, 130577, 207387, 391731, 622161, 1175193, 1866483, 3525579, 10576737, 31730211]

約数ペア:

[(1, 31730211), (3, 10576737), (9, 3525579), (17, 1866483), (27, 1175193), (51, 622161), (81, 391731), (153, 207387), (243, 130577), (459, 69129), (1377, 23043), (4131, 7681)]