49217259

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 81410560

約数和(自身を除く): 32193301

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1297, 1807, 2919, 3891, 5421, 9079, 12649, 16861, 27237, 37947, 50583, 118027, 180283, 354081, 540849, 1261981, 2343679, 3785943, 7031037, 16405753, 49217259]

約数ペア:

[(1, 49217259), (3, 16405753), (7, 7031037), (13, 3785943), (21, 2343679), (39, 1261981), (91, 540849), (139, 354081), (273, 180283), (417, 118027), (973, 50583), (1297, 37947), (1807, 27237), (2919, 16861), (3891, 12649), (5421, 9079)]