7197654321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{9431}}^1$

素因数の和:10054

約数の個数: 48

約数和(自身を含む): 12236095872

約数和(自身を除く): 5038441551

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 593, 1287, 1779, 5337, 6523, 7709, 9431, 19569, 23127, 28293, 58707, 69381, 84799, 84879, 103741, 122603, 254397, 311223, 367809, 763191, 933669, 1103427, 1348633, 4045899, 5592583, 12137697, 16777749, 50333247, 61518413, 72703579, 184555239, 218110737, 553665717, 654332211, 799739369, 2399218107, 7197654321]

約数ペア:

[(1, 7197654321), (3, 2399218107), (9, 799739369), (11, 654332211), (13, 553665717), (33, 218110737), (39, 184555239), (99, 72703579), (117, 61518413), (143, 50333247), (429, 16777749), (593, 12137697), (1287, 5592583), (1779, 4045899), (5337, 1348633), (6523, 1103427), (7709, 933669), (9431, 763191), (19569, 367809), (23127, 311223), (28293, 254397), (58707, 122603), (69381, 103741), (84799, 84879)]