39978747

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8429}}^1$

素因数の和:8483

約数の個数: 24

約数和(自身を含む): 63123840

約数和(自身を除く): 23145093

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 8429, 25287, 75861, 143293, 261299, 429879, 783897, 1289637, 2351691, 4442083, 13326249, 39978747]

約数ペア:

[(1, 39978747), (3, 13326249), (9, 4442083), (17, 2351691), (31, 1289637), (51, 783897), (93, 429879), (153, 261299), (279, 143293), (527, 75861), (1581, 25287), (4743, 8429)]