13386681

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 25436160

約数和(自身を除く): 12049479

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 47, 63, 77, 99, 137, 141, 189, 231, 297, 329, 411, 423, 517, 693, 959, 987, 1233, 1269, 1507, 1551, 2079, 2877, 2961, 3619, 3699, 4521, 4653, 6439, 8631, 8883, 10549, 10857, 13563, 13959, 19317, 25893, 31647, 32571, 40689, 45073, 57951, 70829, 94941, 97713, 135219, 173853, 212487, 284823, 405657, 495803, 637461, 1216971, 1487409, 1912383, 4462227, 13386681]

約数ペア:

[(1, 13386681), (3, 4462227), (7, 1912383), (9, 1487409), (11, 1216971), (21, 637461), (27, 495803), (33, 405657), (47, 284823), (63, 212487), (77, 173853), (99, 135219), (137, 97713), (141, 94941), (189, 70829), (231, 57951), (297, 45073), (329, 40689), (411, 32571), (423, 31647), (517, 25893), (693, 19317), (959, 13959), (987, 13563), (1233, 10857), (1269, 10549), (1507, 8883), (1551, 8631), (2079, 6439), (2877, 4653), (2961, 4521), (3619, 3699)]