64976121

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2707}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 110919680

約数和(自身を除く): 45943559

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 889, 1143, 2667, 2707, 3429, 8001, 8121, 18949, 24003, 24363, 56847, 73089, 170541, 343789, 511623, 1031367, 2406523, 3094101, 7219569, 9282303, 21658707, 64976121]

約数ペア:

[(1, 64976121), (3, 21658707), (7, 9282303), (9, 7219569), (21, 3094101), (27, 2406523), (63, 1031367), (127, 511623), (189, 343789), (381, 170541), (889, 73089), (1143, 56847), (2667, 24363), (2707, 24003), (3429, 18949), (8001, 8121)]