257820894846

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{59930473}}^1$

素因数の和:59930720

約数の個数: 24

約数和(自身を含む): 560949236640

約数和(自身を除く): 303128341794

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 59930473, 119860946, 179791419, 359582838, 539374257, 1078748514, 14323383047, 28646766094, 42970149141, 85940298282, 128910447423, 257820894846]

約数ペア:

[(1, 257820894846), (2, 128910447423), (3, 85940298282), (6, 42970149141), (9, 28646766094), (18, 14323383047), (239, 1078748514), (478, 539374257), (717, 359582838), (1434, 179791419), (2151, 119860946), (4302, 59930473)]