66452805

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2399

約数の個数: 40

約数和(自身を含む): 120852864

約数和(自身を除く): 54400059

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 2311, 3195, 5751, 6933, 9585, 11555, 20799, 28755, 34665, 62397, 103995, 164081, 187191, 311985, 492243, 820405, 935955, 1476729, 2461215, 4430187, 7383645, 13290561, 22150935, 66452805]

約数ペア:

[(1, 66452805), (3, 22150935), (5, 13290561), (9, 7383645), (15, 4430187), (27, 2461215), (45, 1476729), (71, 935955), (81, 820405), (135, 492243), (213, 311985), (355, 187191), (405, 164081), (639, 103995), (1065, 62397), (1917, 34665), (2311, 28755), (3195, 20799), (5751, 11555), (6933, 9585)]