11573991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 21739536

約数和(自身を除く): 10165545

約数列:

[1, 3, 9, 11, 13, 17, 23, 33, 39, 51, 69, 99, 117, 143, 153, 187, 207, 221, 253, 299, 391, 429, 529, 561, 663, 759, 897, 1173, 1287, 1587, 1683, 1989, 2277, 2431, 2691, 3289, 3519, 4301, 4761, 5083, 5819, 6877, 7293, 8993, 9867, 12903, 15249, 17457, 20631, 21879, 26979, 29601, 38709, 45747, 52371, 55913, 61893, 75647, 80937, 98923, 116909, 167739, 226941, 296769, 350727, 503217, 680823, 890307, 1052181, 1285999, 3857997, 11573991]

約数ペア:

[(1, 11573991), (3, 3857997), (9, 1285999), (11, 1052181), (13, 890307), (17, 680823), (23, 503217), (33, 350727), (39, 296769), (51, 226941), (69, 167739), (99, 116909), (117, 98923), (143, 80937), (153, 75647), (187, 61893), (207, 55913), (221, 52371), (253, 45747), (299, 38709), (391, 29601), (429, 26979), (529, 21879), (561, 20631), (663, 17457), (759, 15249), (897, 12903), (1173, 9867), (1287, 8993), (1587, 7293), (1683, 6877), (1989, 5819), (2277, 5083), (2431, 4761), (2691, 4301), (3289, 3519)]