42556761

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 69189120

約数和(自身を除く): 26632359

約数列:

[1, 3, 9, 13, 39, 47, 71, 109, 117, 141, 213, 327, 423, 611, 639, 923, 981, 1417, 1833, 2769, 3337, 4251, 5123, 5499, 7739, 8307, 10011, 12753, 15369, 23217, 30033, 43381, 46107, 66599, 69651, 100607, 130143, 199797, 301821, 363733, 390429, 599391, 905463, 1091199, 3273597, 4728529, 14185587, 42556761]

約数ペア:

[(1, 42556761), (3, 14185587), (9, 4728529), (13, 3273597), (39, 1091199), (47, 905463), (71, 599391), (109, 390429), (117, 363733), (141, 301821), (213, 199797), (327, 130143), (423, 100607), (611, 69651), (639, 66599), (923, 46107), (981, 43381), (1417, 30033), (1833, 23217), (2769, 15369), (3337, 12753), (4251, 10011), (5123, 8307), (5499, 7739)]