51981748

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 119048832

約数和(自身を除く): 67067084

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 182, 196, 299, 322, 364, 598, 637, 644, 887, 1127, 1196, 1274, 1774, 2093, 2254, 2548, 3548, 4186, 4508, 6209, 8372, 11531, 12418, 14651, 20401, 23062, 24836, 29302, 40802, 43463, 46124, 58604, 80717, 81604, 86926, 142807, 161434, 173852, 265213, 285614, 322868, 530426, 565019, 571228, 999649, 1060852, 1130038, 1856491, 1999298, 2260076, 3712982, 3998596, 7425964, 12995437, 25990874, 51981748]

約数ペア:

[(1, 51981748), (2, 25990874), (4, 12995437), (7, 7425964), (13, 3998596), (14, 3712982), (23, 2260076), (26, 1999298), (28, 1856491), (46, 1130038), (49, 1060852), (52, 999649), (91, 571228), (92, 565019), (98, 530426), (161, 322868), (182, 285614), (196, 265213), (299, 173852), (322, 161434), (364, 142807), (598, 86926), (637, 81604), (644, 80717), (887, 58604), (1127, 46124), (1196, 43463), (1274, 40802), (1774, 29302), (2093, 24836), (2254, 23062), (2548, 20401), (3548, 14651), (4186, 12418), (4508, 11531), (6209, 8372)]