818972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2659}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 1787520

約数和(自身を除く): 968548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2659, 5318, 10636, 18613, 29249, 37226, 58498, 74452, 116996, 204743, 409486, 818972]

約数ペア:

[(1, 818972), (2, 409486), (4, 204743), (7, 116996), (11, 74452), (14, 58498), (22, 37226), (28, 29249), (44, 18613), (77, 10636), (154, 5318), (308, 2659)]