26515305

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 47938176

約数和(自身を除く): 21422871

約数列:

[1, 3, 5, 9, 15, 43, 45, 71, 129, 193, 213, 215, 355, 387, 579, 639, 645, 965, 1065, 1737, 1935, 2895, 3053, 3195, 8299, 8685, 9159, 13703, 15265, 24897, 27477, 41109, 41495, 45795, 68515, 74691, 123327, 124485, 137385, 205545, 373455, 589229, 616635, 1767687, 2946145, 5303061, 8838435, 26515305]

約数ペア:

[(1, 26515305), (3, 8838435), (5, 5303061), (9, 2946145), (15, 1767687), (43, 616635), (45, 589229), (71, 373455), (129, 205545), (193, 137385), (213, 124485), (215, 123327), (355, 74691), (387, 68515), (579, 45795), (639, 41495), (645, 41109), (965, 27477), (1065, 24897), (1737, 15265), (1935, 13703), (2895, 9159), (3053, 8685), (3195, 8299)]