28642644

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18503}}^1$

素因数の和:18556

約数の個数: 36

約数和(自身を含む): 74090016

約数和(自身を除く): 45447372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18503, 37006, 55509, 74012, 111018, 166527, 222036, 333054, 666108, 795629, 1591258, 2386887, 3182516, 4773774, 7160661, 9547548, 14321322, 28642644]

約数ペア:

[(1, 28642644), (2, 14321322), (3, 9547548), (4, 7160661), (6, 4773774), (9, 3182516), (12, 2386887), (18, 1591258), (36, 795629), (43, 666108), (86, 333054), (129, 222036), (172, 166527), (258, 111018), (387, 74012), (516, 55509), (774, 37006), (1548, 18503)]