78820521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{69691}}^1$

素因数の和:69736

約数の個数: 16

約数和(自身を含む): 117082560

約数和(自身を除く): 38262039

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 69691, 209073, 905983, 2021039, 2717949, 6063117, 26273507, 78820521]

約数ペア:

[(1, 78820521), (3, 26273507), (13, 6063117), (29, 2717949), (39, 2021039), (87, 905983), (377, 209073), (1131, 69691)]