13498863

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 21080880

約数和(自身を除く): 7582017

約数列:

[1, 3, 7, 21, 49, 147, 229, 401, 687, 1203, 1603, 2807, 4809, 8421, 11221, 19649, 33663, 58947, 91829, 275487, 642803, 1928409, 4499621, 13498863]

約数ペア:

[(1, 13498863), (3, 4499621), (7, 1928409), (21, 642803), (49, 275487), (147, 91829), (229, 58947), (401, 33663), (687, 19649), (1203, 11221), (1603, 8421), (2807, 4809)]