64198071

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{27541}}^1$

素因数の和:27591

約数の個数: 24

約数和(自身を含む): 108845984

約数和(自身を除く): 44647913

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 27541, 82623, 192787, 247869, 578361, 1019017, 1735083, 3057051, 7133119, 9171153, 21399357, 64198071]

約数ペア:

[(1, 64198071), (3, 21399357), (7, 9171153), (9, 7133119), (21, 3057051), (37, 1735083), (63, 1019017), (111, 578361), (259, 247869), (333, 192787), (777, 82623), (2331, 27541)]