31019517

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{3389}}^1$

素因数の和:3514

約数の個数: 20

約数和(自身を含む): 46761660

約数和(自身を除く): 15742143

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 3389, 9153, 10167, 30501, 91503, 274509, 382957, 1148871, 3446613, 10339839, 31019517]

約数ペア:

[(1, 31019517), (3, 10339839), (9, 3446613), (27, 1148871), (81, 382957), (113, 274509), (339, 91503), (1017, 30501), (3051, 10167), (3389, 9153)]