77772051

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17387}}^1$

素因数の和:17471

約数の個数: 24

約数和(自身を含む): 130201344

約数和(自身を除く): 52429293

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 17387, 52161, 121709, 156483, 365127, 1095381, 1234477, 3703431, 8641339, 11110293, 25924017, 77772051]

約数ペア:

[(1, 77772051), (3, 25924017), (7, 11110293), (9, 8641339), (21, 3703431), (63, 1234477), (71, 1095381), (213, 365127), (497, 156483), (639, 121709), (1491, 52161), (4473, 17387)]