12178719

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 20367360

約数和(自身を除く): 8188641

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 2447, 4977, 7341, 17129, 22023, 51387, 154161, 193313, 579939, 1353191, 1739817, 4059573, 12178719]

約数ペア:

[(1, 12178719), (3, 4059573), (7, 1739817), (9, 1353191), (21, 579939), (63, 193313), (79, 154161), (237, 51387), (553, 22023), (711, 17129), (1659, 7341), (2447, 4977)]