201984921

素因数分解:

$3^4\times {\mathrm{1229}}^1\times {\mathrm{2029}}^1$

素因数の和:3270

約数の個数: 20

約数和(自身を含む): 302124900

約数和(自身を除く): 100139979

約数列:

[1, 3, 9, 27, 81, 1229, 2029, 3687, 6087, 11061, 18261, 33183, 54783, 99549, 164349, 2493641, 7480923, 22442769, 67328307, 201984921]

約数ペア:

[(1, 201984921), (3, 67328307), (9, 22442769), (27, 7480923), (81, 2493641), (1229, 164349), (2029, 99549), (3687, 54783), (6087, 33183), (11061, 18261)]