77991687

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 118598400

約数和(自身を除く): 40606713

約数列:

[1, 3, 9, 27, 59, 173, 177, 283, 519, 531, 849, 1557, 1593, 2547, 4671, 7641, 10207, 16697, 30621, 48959, 50091, 91863, 146877, 150273, 275589, 440631, 450819, 1321893, 2888581, 8665743, 25997229, 77991687]

約数ペア:

[(1, 77991687), (3, 25997229), (9, 8665743), (27, 2888581), (59, 1321893), (173, 450819), (177, 440631), (283, 275589), (519, 150273), (531, 146877), (849, 91863), (1557, 50091), (1593, 48959), (2547, 30621), (4671, 16697), (7641, 10207)]