168521391

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:382

約数の個数: 60

約数和(自身を含む): 279939792

約数和(自身を除く): 111418401

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 289, 313, 391, 459, 621, 867, 939, 1173, 1377, 1863, 2601, 2817, 3519, 5321, 6647, 7199, 7803, 8451, 10557, 15963, 19941, 21597, 23409, 25353, 31671, 47889, 59823, 64791, 90457, 122383, 143667, 179469, 194373, 271371, 367149, 431001, 538407, 583119, 814113, 1101447, 2080511, 2442339, 3304341, 6241533, 7327017, 9913023, 18724599, 56173797, 168521391]

約数ペア:

[(1, 168521391), (3, 56173797), (9, 18724599), (17, 9913023), (23, 7327017), (27, 6241533), (51, 3304341), (69, 2442339), (81, 2080511), (153, 1101447), (207, 814113), (289, 583119), (313, 538407), (391, 431001), (459, 367149), (621, 271371), (867, 194373), (939, 179469), (1173, 143667), (1377, 122383), (1863, 90457), (2601, 64791), (2817, 59823), (3519, 47889), (5321, 31671), (6647, 25353), (7199, 23409), (7803, 21597), (8451, 19941), (10557, 15963)]