12865413

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 21219840

約数和(自身を除く): 8354427

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 71, 187, 209, 213, 289, 323, 561, 627, 781, 867, 969, 1207, 1349, 2343, 3179, 3553, 3621, 4047, 5491, 9537, 10659, 13277, 14839, 16473, 20519, 22933, 39831, 44517, 60401, 61557, 68799, 181203, 225709, 252263, 389861, 677127, 756789, 1169583, 4288471, 12865413]

約数ペア:

[(1, 12865413), (3, 4288471), (11, 1169583), (17, 756789), (19, 677127), (33, 389861), (51, 252263), (57, 225709), (71, 181203), (187, 68799), (209, 61557), (213, 60401), (289, 44517), (323, 39831), (561, 22933), (627, 20519), (781, 16473), (867, 14839), (969, 13277), (1207, 10659), (1349, 9537), (2343, 5491), (3179, 4047), (3553, 3621)]