31088226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 74207232

約数和(自身を除く): 43119006

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 43, 46, 62, 69, 78, 86, 93, 129, 138, 169, 186, 258, 299, 338, 403, 507, 559, 598, 713, 806, 897, 989, 1014, 1118, 1209, 1333, 1426, 1677, 1794, 1978, 2139, 2418, 2666, 2967, 3354, 3887, 3999, 4278, 5239, 5934, 7267, 7774, 7998, 9269, 10478, 11661, 12857, 14534, 15717, 17329, 18538, 21801, 23322, 25714, 27807, 30659, 31434, 34658, 38571, 43602, 51987, 55614, 61318, 77142, 91977, 103974, 120497, 167141, 183954, 225277, 240994, 334282, 361491, 398567, 450554, 501423, 675831, 722982, 797134, 1002846, 1195701, 1351662, 2391402, 5181371, 10362742, 15544113, 31088226]

約数ペア:

[(1, 31088226), (2, 15544113), (3, 10362742), (6, 5181371), (13, 2391402), (23, 1351662), (26, 1195701), (31, 1002846), (39, 797134), (43, 722982), (46, 675831), (62, 501423), (69, 450554), (78, 398567), (86, 361491), (93, 334282), (129, 240994), (138, 225277), (169, 183954), (186, 167141), (258, 120497), (299, 103974), (338, 91977), (403, 77142), (507, 61318), (559, 55614), (598, 51987), (713, 43602), (806, 38571), (897, 34658), (989, 31434), (1014, 30659), (1118, 27807), (1209, 25714), (1333, 23322), (1426, 21801), (1677, 18538), (1794, 17329), (1978, 15717), (2139, 14534), (2418, 12857), (2666, 11661), (2967, 10478), (3354, 9269), (3887, 7998), (3999, 7774), (4278, 7267), (5239, 5934)]