30391529

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 37547328

約数和(自身を除く): 7155799

約数列:

[1, 7, 17, 83, 119, 181, 289, 581, 1267, 1411, 2023, 3077, 9877, 15023, 21539, 23987, 52309, 105161, 167909, 255391, 366163, 1787737, 4341647, 30391529]

約数ペア:

[(1, 30391529), (7, 4341647), (17, 1787737), (83, 366163), (119, 255391), (181, 167909), (289, 105161), (581, 52309), (1267, 23987), (1411, 21539), (2023, 15023), (3077, 9877)]