78866541

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{74897}}^1$

素因数の和:74922

約数の個数: 20

約数和(自身を含む): 126877212

約数和(自身を除く): 48010671

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 74897, 224691, 674073, 973661, 2022219, 2920983, 6066657, 8762949, 26288847, 78866541]

約数ペア:

[(1, 78866541), (3, 26288847), (9, 8762949), (13, 6066657), (27, 2920983), (39, 2022219), (81, 973661), (117, 674073), (351, 224691), (1053, 74897)]