1742643

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 2912000

約数和(自身を除く): 1169357

約数列:

[1, 3, 7, 9, 21, 63, 139, 199, 417, 597, 973, 1251, 1393, 1791, 2919, 4179, 8757, 12537, 27661, 82983, 193627, 248949, 580881, 1742643]

約数ペア:

[(1, 1742643), (3, 580881), (7, 248949), (9, 193627), (21, 82983), (63, 27661), (139, 12537), (199, 8757), (417, 4179), (597, 2919), (973, 1791), (1251, 1393)]