12990159

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12169521

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 117, 119, 153, 189, 221, 273, 311, 351, 357, 459, 663, 819, 933, 1071, 1547, 1989, 2177, 2457, 2799, 3213, 4043, 4641, 5287, 5967, 6531, 8397, 12129, 13923, 15861, 19593, 28301, 36387, 37009, 41769, 47583, 58779, 68731, 84903, 109161, 111027, 142749, 206193, 254709, 333081, 481117, 618579, 764127, 999243, 1443351, 1855737, 4330053, 12990159]

約数ペア:

[(1, 12990159), (3, 4330053), (7, 1855737), (9, 1443351), (13, 999243), (17, 764127), (21, 618579), (27, 481117), (39, 333081), (51, 254709), (63, 206193), (91, 142749), (117, 111027), (119, 109161), (153, 84903), (189, 68731), (221, 58779), (273, 47583), (311, 41769), (351, 37009), (357, 36387), (459, 28301), (663, 19593), (819, 15861), (933, 13923), (1071, 12129), (1547, 8397), (1989, 6531), (2177, 5967), (2457, 5287), (2799, 4641), (3213, 4043)]