28646247

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 46006272

約数和(自身を除く): 17360025

約数列:

[1, 3, 7, 21, 23, 69, 127, 161, 381, 467, 483, 889, 1401, 2667, 2921, 3269, 8763, 9807, 10741, 20447, 32223, 59309, 61341, 75187, 177927, 225561, 415163, 1245489, 1364107, 4092321, 9548749, 28646247]

約数ペア:

[(1, 28646247), (3, 9548749), (7, 4092321), (21, 1364107), (23, 1245489), (69, 415163), (127, 225561), (161, 177927), (381, 75187), (467, 61341), (483, 59309), (889, 32223), (1401, 20447), (2667, 10741), (2921, 9807), (3269, 8763)]