28533765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 49585536

約数和(自身を除く): 21051771

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 655, 1117, 1703, 1965, 3351, 5109, 5585, 8515, 14521, 16755, 25545, 43563, 72605, 146327, 217815, 438981, 731635, 1902251, 2194905, 5706753, 9511255, 28533765]

約数ペア:

[(1, 28533765), (3, 9511255), (5, 5706753), (13, 2194905), (15, 1902251), (39, 731635), (65, 438981), (131, 217815), (195, 146327), (393, 72605), (655, 43563), (1117, 25545), (1703, 16755), (1965, 14521), (3351, 8515), (5109, 5585)]