8696961

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 16556904

約数和(自身を除く): 7859943

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 41, 49, 63, 91, 111, 117, 123, 147, 259, 273, 287, 333, 369, 441, 481, 533, 637, 777, 819, 861, 1443, 1517, 1599, 1813, 1911, 2009, 2331, 2583, 3367, 3731, 4329, 4551, 4797, 5439, 5733, 6027, 10101, 10619, 11193, 13653, 16317, 18081, 19721, 23569, 26117, 30303, 31857, 33579, 59163, 70707, 74333, 78351, 95571, 138047, 177489, 212121, 222999, 235053, 414141, 668997, 966329, 1242423, 2898987, 8696961]

約数ペア:

[(1, 8696961), (3, 2898987), (7, 1242423), (9, 966329), (13, 668997), (21, 414141), (37, 235053), (39, 222999), (41, 212121), (49, 177489), (63, 138047), (91, 95571), (111, 78351), (117, 74333), (123, 70707), (147, 59163), (259, 33579), (273, 31857), (287, 30303), (333, 26117), (369, 23569), (441, 19721), (481, 18081), (533, 16317), (637, 13653), (777, 11193), (819, 10619), (861, 10101), (1443, 6027), (1517, 5733), (1599, 5439), (1813, 4797), (1911, 4551), (2009, 4329), (2331, 3731), (2583, 3367)]