620172285

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{6421}}^1$

素因数の和:6613

約数の個数: 32

約数和(自身を含む): 1020943872

約数和(自身を除く): 400771587

約数列:

[1, 3, 5, 15, 47, 137, 141, 235, 411, 685, 705, 2055, 6421, 6439, 19263, 19317, 32105, 32195, 96315, 96585, 301787, 879677, 905361, 1508935, 2639031, 4398385, 4526805, 13195155, 41344819, 124034457, 206724095, 620172285]

約数ペア:

[(1, 620172285), (3, 206724095), (5, 124034457), (15, 41344819), (47, 13195155), (137, 4526805), (141, 4398385), (235, 2639031), (411, 1508935), (685, 905361), (705, 879677), (2055, 301787), (6421, 96585), (6439, 96315), (19263, 32195), (19317, 32105)]