78805035

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20129}}^1$

素因数の和:20172

約数の個数: 32

約数和(自身を含む): 144936000

約数和(自身を除く): 66130965

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20129, 60387, 100645, 181161, 301935, 543483, 583741, 905805, 1751223, 2717415, 2918705, 5253669, 8756115, 15761007, 26268345, 78805035]

約数ペア:

[(1, 78805035), (3, 26268345), (5, 15761007), (9, 8756115), (15, 5253669), (27, 2918705), (29, 2717415), (45, 1751223), (87, 905805), (135, 583741), (145, 543483), (261, 301935), (435, 181161), (783, 100645), (1305, 60387), (3915, 20129)]