9909172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3889}}^1$

素因数の和:3920

約数の個数: 36

約数和(自身を含む): 21729540

約数和(自身を除く): 11820368

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 3889, 7778, 15556, 27223, 50557, 54446, 101114, 108892, 190561, 202228, 353899, 381122, 707798, 762244, 1415596, 2477293, 4954586, 9909172]

約数ペア:

[(1, 9909172), (2, 4954586), (4, 2477293), (7, 1415596), (13, 762244), (14, 707798), (26, 381122), (28, 353899), (49, 202228), (52, 190561), (91, 108892), (98, 101114), (182, 54446), (196, 50557), (364, 27223), (637, 15556), (1274, 7778), (2548, 3889)]