1280821722

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{41669}}^1$

素因数の和:41830

約数の個数: 32

約数和(自身を含む): 2640211200

約数和(自身を除く): 1359389478

約数列:

[1, 2, 3, 6, 47, 94, 109, 141, 218, 282, 327, 654, 5123, 10246, 15369, 30738, 41669, 83338, 125007, 250014, 1958443, 3916886, 4541921, 5875329, 9083842, 11750658, 13625763, 27251526, 213470287, 426940574, 640410861, 1280821722]

約数ペア:

[(1, 1280821722), (2, 640410861), (3, 426940574), (6, 213470287), (47, 27251526), (94, 13625763), (109, 11750658), (141, 9083842), (218, 5875329), (282, 4541921), (327, 3916886), (654, 1958443), (5123, 250014), (10246, 125007), (15369, 83338), (30738, 41669)]