71351208

素因数分解:

$2^3\times 3^2\times {\mathrm{990989}}^1$

素因数の和:991001

約数の個数: 24

約数和(自身を含む): 193243050

約数和(自身を除く): 121891842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 990989, 1981978, 2972967, 3963956, 5945934, 7927912, 8918901, 11891868, 17837802, 23783736, 35675604, 71351208]

約数ペア:

[(1, 71351208), (2, 35675604), (3, 23783736), (4, 17837802), (6, 11891868), (8, 8918901), (9, 7927912), (12, 5945934), (18, 3963956), (24, 2972967), (36, 1981978), (72, 990989)]