8420742

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 20217600

約数和(自身を除く): 11796858

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 142, 198, 213, 426, 599, 639, 781, 1198, 1278, 1562, 1797, 2343, 3594, 4686, 5391, 6589, 7029, 10782, 13178, 14058, 19767, 39534, 42529, 59301, 85058, 118602, 127587, 255174, 382761, 467819, 765522, 935638, 1403457, 2806914, 4210371, 8420742]

約数ペア:

[(1, 8420742), (2, 4210371), (3, 2806914), (6, 1403457), (9, 935638), (11, 765522), (18, 467819), (22, 382761), (33, 255174), (66, 127587), (71, 118602), (99, 85058), (142, 59301), (198, 42529), (213, 39534), (426, 19767), (599, 14058), (639, 13178), (781, 10782), (1198, 7029), (1278, 6589), (1562, 5391), (1797, 4686), (2343, 3594)]