51951172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20389}}^1$

素因数の和:20420

約数の個数: 36

約数和(自身を含む): 113898540

約数和(自身を除く): 61947368

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 20389, 40778, 81556, 142723, 265057, 285446, 530114, 570892, 999061, 1060228, 1855399, 1998122, 3710798, 3996244, 7421596, 12987793, 25975586, 51951172]

約数ペア:

[(1, 51951172), (2, 25975586), (4, 12987793), (7, 7421596), (13, 3996244), (14, 3710798), (26, 1998122), (28, 1855399), (49, 1060228), (52, 999061), (91, 570892), (98, 530114), (182, 285446), (196, 265057), (364, 142723), (637, 81556), (1274, 40778), (2548, 20389)]