1289386

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 24

約数和(自身を含む): 2298240

約数和(自身を除く): 1008854

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 223, 413, 446, 826, 1561, 2891, 3122, 5782, 10927, 13157, 21854, 26314, 92099, 184198, 644693, 1289386]

約数ペア:

[(1, 1289386), (2, 644693), (7, 184198), (14, 92099), (49, 26314), (59, 21854), (98, 13157), (118, 10927), (223, 5782), (413, 3122), (446, 2891), (826, 1561)]