23666643

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 47803392

約数和(自身を除く): 24136749

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 37, 39, 63, 71, 77, 91, 99, 111, 117, 143, 213, 231, 259, 273, 333, 407, 429, 481, 497, 639, 693, 777, 781, 819, 923, 1001, 1221, 1287, 1443, 1491, 2331, 2343, 2627, 2769, 2849, 3003, 3367, 3663, 4329, 4473, 5291, 5467, 6461, 7029, 7881, 8307, 8547, 9009, 10101, 10153, 15873, 16401, 18389, 19383, 23643, 25641, 28897, 30303, 30459, 34151, 37037, 47619, 49203, 55167, 58149, 71071, 86691, 91377, 102453, 111111, 165501, 202279, 213213, 239057, 260073, 307359, 333333, 375661, 606837, 639639, 717171, 1126983, 1820511, 2151513, 2629627, 3380949, 7888881, 23666643]

約数ペア:

[(1, 23666643), (3, 7888881), (7, 3380949), (9, 2629627), (11, 2151513), (13, 1820511), (21, 1126983), (33, 717171), (37, 639639), (39, 606837), (63, 375661), (71, 333333), (77, 307359), (91, 260073), (99, 239057), (111, 213213), (117, 202279), (143, 165501), (213, 111111), (231, 102453), (259, 91377), (273, 86691), (333, 71071), (407, 58149), (429, 55167), (481, 49203), (497, 47619), (639, 37037), (693, 34151), (777, 30459), (781, 30303), (819, 28897), (923, 25641), (1001, 23643), (1221, 19383), (1287, 18389), (1443, 16401), (1491, 15873), (2331, 10153), (2343, 10101), (2627, 9009), (2769, 8547), (2849, 8307), (3003, 7881), (3367, 7029), (3663, 6461), (4329, 5467), (4473, 5291)]