51484281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 76170240

約数和(自身を除く): 24685959

約数列:

[1, 3, 19, 23, 57, 69, 173, 227, 437, 519, 681, 1311, 3287, 3979, 4313, 5221, 9861, 11937, 12939, 15663, 39271, 75601, 99199, 117813, 226803, 297597, 746149, 903233, 2238447, 2709699, 17161427, 51484281]

約数ペア:

[(1, 51484281), (3, 17161427), (19, 2709699), (23, 2238447), (57, 903233), (69, 746149), (173, 297597), (227, 226803), (437, 117813), (519, 99199), (681, 75601), (1311, 39271), (3287, 15663), (3979, 12939), (4313, 11937), (5221, 9861)]