7886439

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 12768912

約数和(自身を除く): 4882473

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 2153, 3663, 6459, 19377, 23683, 71049, 79661, 213147, 238983, 716949, 876271, 2628813, 7886439]

約数ペア:

[(1, 7886439), (3, 2628813), (9, 876271), (11, 716949), (33, 238983), (37, 213147), (99, 79661), (111, 71049), (333, 23683), (407, 19377), (1221, 6459), (2153, 3663)]