1982601

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 3020160

約数和(自身を除く): 1037559

約数列:

[1, 3, 9, 43, 47, 109, 129, 141, 327, 387, 423, 981, 2021, 4687, 5123, 6063, 14061, 15369, 18189, 42183, 46107, 220289, 660867, 1982601]

約数ペア:

[(1, 1982601), (3, 660867), (9, 220289), (43, 46107), (47, 42183), (109, 18189), (129, 15369), (141, 14061), (327, 6063), (387, 5123), (423, 4687), (981, 2021)]