16662480639

素因数分解:

$3^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{660659}}^1$

素因数の和:661870

約数の個数: 16

約数和(自身を含む): 25411626240

約数和(自身を除く): 8749145601

約数列:

[1, 3, 7, 21, 1201, 3603, 8407, 25221, 660659, 1981977, 4624613, 13873839, 793451459, 2380354377, 5554160213, 16662480639]

約数ペア:

[(1, 16662480639), (3, 5554160213), (7, 2380354377), (21, 793451459), (1201, 13873839), (3603, 4624613), (8407, 1981977), (25221, 660659)]