128538165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8807}}^1$

素因数の和:8961

約数の個数: 32

約数和(自身を含む): 236759040

約数和(自身を除く): 108220875

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 8807, 14595, 26421, 44035, 61649, 132105, 184947, 308245, 924735, 1224173, 3672519, 6120865, 8569211, 18362595, 25707633, 42846055, 128538165]

約数ペア:

[(1, 128538165), (3, 42846055), (5, 25707633), (7, 18362595), (15, 8569211), (21, 6120865), (35, 3672519), (105, 1224173), (139, 924735), (417, 308245), (695, 184947), (973, 132105), (2085, 61649), (2919, 44035), (4865, 26421), (8807, 14595)]