71178328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{684407}}^1$

素因数の和:684426

約数の個数: 16

約数和(自身を含む): 143725680

約数和(自身を除く): 72547352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 684407, 1368814, 2737628, 5475256, 8897291, 17794582, 35589164, 71178328]

約数ペア:

[(1, 71178328), (2, 35589164), (4, 17794582), (8, 8897291), (13, 5475256), (26, 2737628), (52, 1368814), (104, 684407)]