78840705

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181243}}^1$

素因数の和:181280

約数の個数: 16

約数和(自身を含む): 130495680

約数和(自身を除く): 51654975

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 181243, 543729, 906215, 2718645, 5256047, 15768141, 26280235, 78840705]

約数ペア:

[(1, 78840705), (3, 26280235), (5, 15768141), (15, 5256047), (29, 2718645), (87, 906215), (145, 543729), (435, 181243)]