816853878

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{20341}}^1$

素因数の和:20469

約数の個数: 48

約数和(自身を含む): 1865930976

約数和(自身を除く): 1049077098

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 97, 138, 194, 207, 291, 414, 582, 873, 1746, 2231, 4462, 6693, 13386, 20079, 20341, 40158, 40682, 61023, 122046, 183069, 366138, 467843, 935686, 1403529, 1973077, 2807058, 3946154, 4210587, 5919231, 8421174, 11838462, 17757693, 35515386, 45380771, 90761542, 136142313, 272284626, 408426939, 816853878]

約数ペア:

[(1, 816853878), (2, 408426939), (3, 272284626), (6, 136142313), (9, 90761542), (18, 45380771), (23, 35515386), (46, 17757693), (69, 11838462), (97, 8421174), (138, 5919231), (194, 4210587), (207, 3946154), (291, 2807058), (414, 1973077), (582, 1403529), (873, 935686), (1746, 467843), (2231, 366138), (4462, 183069), (6693, 122046), (13386, 61023), (20079, 40682), (20341, 40158)]