71389278

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{7331}}^1$

素因数の和:7880

約数の個数: 24

約数和(自身を含む): 154983816

約数和(自身を除く): 83594538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 3246, 4869, 7331, 9738, 14662, 21993, 43986, 65979, 131958, 3966071, 7932142, 11898213, 23796426, 35694639, 71389278]

約数ペア:

[(1, 71389278), (2, 35694639), (3, 23796426), (6, 11898213), (9, 7932142), (18, 3966071), (541, 131958), (1082, 65979), (1623, 43986), (3246, 21993), (4869, 14662), (7331, 9738)]