12866975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 17677440

約数和(自身を除く): 4810465

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 659, 781, 1775, 3295, 3905, 7249, 16475, 19525, 36245, 46789, 181225, 233945, 514679, 1169725, 2573395, 12866975]

約数ペア:

[(1, 12866975), (5, 2573395), (11, 1169725), (25, 514679), (55, 233945), (71, 181225), (275, 46789), (355, 36245), (659, 19525), (781, 16475), (1775, 7249), (3295, 3905)]