15491007

素因数分解:

$3^5\times 7^2\times {\mathrm{1301}}^1$

素因数の和:1330

約数の個数: 36

約数和(自身を含む): 27013896

約数和(自身を除く): 11522889

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1301, 1323, 1701, 3903, 3969, 9107, 11709, 11907, 27321, 35127, 63749, 81963, 105381, 191247, 245889, 316143, 573741, 737667, 1721223, 2213001, 5163669, 15491007]

約数ペア:

[(1, 15491007), (3, 5163669), (7, 2213001), (9, 1721223), (21, 737667), (27, 573741), (49, 316143), (63, 245889), (81, 191247), (147, 105381), (189, 81963), (243, 63749), (441, 35127), (567, 27321), (1301, 11907), (1323, 11709), (1701, 9107), (3903, 3969)]