857506

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 24

約数和(自身を含む): 1449360

約数和(自身を除く): 591854

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 169, 338, 559, 767, 1118, 1534, 2537, 5074, 7267, 9971, 14534, 19942, 32981, 65962, 428753, 857506]

約数ペア:

[(1, 857506), (2, 428753), (13, 65962), (26, 32981), (43, 19942), (59, 14534), (86, 9971), (118, 7267), (169, 5074), (338, 2537), (559, 1534), (767, 1118)]