16622991

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 32183424

約数和(自身を除く): 15560433

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 83, 99, 119, 153, 187, 231, 249, 289, 357, 561, 581, 693, 747, 867, 913, 1071, 1309, 1411, 1683, 1743, 2023, 2601, 2739, 3179, 3927, 4233, 5229, 6069, 6391, 8217, 9537, 9877, 11781, 12699, 15521, 18207, 19173, 22253, 23987, 28611, 29631, 46563, 57519, 66759, 71961, 88893, 108647, 139689, 167909, 200277, 215883, 263857, 325941, 503727, 791571, 977823, 1511181, 1846999, 2374713, 5540997, 16622991]

約数ペア:

[(1, 16622991), (3, 5540997), (7, 2374713), (9, 1846999), (11, 1511181), (17, 977823), (21, 791571), (33, 503727), (51, 325941), (63, 263857), (77, 215883), (83, 200277), (99, 167909), (119, 139689), (153, 108647), (187, 88893), (231, 71961), (249, 66759), (289, 57519), (357, 46563), (561, 29631), (581, 28611), (693, 23987), (747, 22253), (867, 19173), (913, 18207), (1071, 15521), (1309, 12699), (1411, 11781), (1683, 9877), (1743, 9537), (2023, 8217), (2601, 6391), (2739, 6069), (3179, 5229), (3927, 4233)]