780382071

素因数分解:

$3^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{9377}}^1$

素因数の和:10711

約数の個数: 24

約数和(自身を含む): 1289362464

約数和(自身を除く): 508980393

約数列:

[1, 3, 7, 9, 21, 63, 1321, 3963, 9247, 9377, 11889, 27741, 28131, 65639, 83223, 84393, 196917, 590751, 12387017, 37161051, 86709119, 111483153, 260127357, 780382071]

約数ペア:

[(1, 780382071), (3, 260127357), (7, 111483153), (9, 86709119), (21, 37161051), (63, 12387017), (1321, 590751), (3963, 196917), (9247, 84393), (9377, 83223), (11889, 65639), (27741, 28131)]