78464895

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 129254400

約数和(自身を除く): 50789505

約数列:

[1, 3, 5, 15, 43, 129, 215, 239, 509, 645, 717, 1195, 1527, 2545, 3585, 7635, 10277, 21887, 30831, 51385, 65661, 109435, 121651, 154155, 328305, 364953, 608255, 1824765, 5230993, 15692979, 26154965, 78464895]

約数ペア:

[(1, 78464895), (3, 26154965), (5, 15692979), (15, 5230993), (43, 1824765), (129, 608255), (215, 364953), (239, 328305), (509, 154155), (645, 121651), (717, 109435), (1195, 65661), (1527, 51385), (2545, 30831), (3585, 21887), (7635, 10277)]