77720937

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{431}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 122978304

約数和(自身を除く): 45257367

約数列:

[1, 3, 7, 21, 31, 93, 217, 277, 431, 651, 831, 1293, 1939, 3017, 5817, 8587, 9051, 13361, 25761, 40083, 60109, 93527, 119387, 180327, 280581, 358161, 835709, 2507127, 3700997, 11102991, 25906979, 77720937]

約数ペア:

[(1, 77720937), (3, 25906979), (7, 11102991), (21, 3700997), (31, 2507127), (93, 835709), (217, 358161), (277, 280581), (431, 180327), (651, 119387), (831, 93527), (1293, 60109), (1939, 40083), (3017, 25761), (5817, 13361), (8587, 9051)]