209547486

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{11867}}^1$

素因数の和:11990

約数の個数: 40

約数和(自身を含む): 473889240

約数和(自身を除く): 264341754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1962, 2943, 5886, 8829, 11867, 17658, 23734, 35601, 71202, 106803, 213606, 320409, 640818, 961227, 1293503, 1922454, 2587006, 3880509, 7761018, 11641527, 23283054, 34924581, 69849162, 104773743, 209547486]

約数ペア:

[(1, 209547486), (2, 104773743), (3, 69849162), (6, 34924581), (9, 23283054), (18, 11641527), (27, 7761018), (54, 3880509), (81, 2587006), (109, 1922454), (162, 1293503), (218, 961227), (327, 640818), (654, 320409), (981, 213606), (1962, 106803), (2943, 71202), (5886, 35601), (8829, 23734), (11867, 17658)]