251018988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13681}}^1$

素因数の和:13838

約数の個数: 48

約数和(自身を含む): 643601280

約数和(自身を除く): 392582292

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 139, 278, 417, 556, 834, 1529, 1668, 3058, 4587, 6116, 9174, 13681, 18348, 27362, 41043, 54724, 82086, 150491, 164172, 300982, 451473, 601964, 902946, 1805892, 1901659, 3803318, 5704977, 7606636, 11409954, 20918249, 22819908, 41836498, 62754747, 83672996, 125509494, 251018988]

約数ペア:

[(1, 251018988), (2, 125509494), (3, 83672996), (4, 62754747), (6, 41836498), (11, 22819908), (12, 20918249), (22, 11409954), (33, 7606636), (44, 5704977), (66, 3803318), (132, 1901659), (139, 1805892), (278, 902946), (417, 601964), (556, 451473), (834, 300982), (1529, 164172), (1668, 150491), (3058, 82086), (4587, 54724), (6116, 41043), (9174, 27362), (13681, 18348)]