18559359

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 36900864

約数和(自身を除く): 18341505

約数列:

[1, 3, 7, 9, 13, 17, 21, 31, 39, 43, 51, 63, 91, 93, 117, 119, 129, 153, 217, 221, 273, 279, 301, 357, 387, 403, 527, 559, 651, 663, 731, 819, 903, 1071, 1209, 1333, 1547, 1581, 1677, 1953, 1989, 2193, 2709, 2821, 3627, 3689, 3913, 3999, 4641, 4743, 5031, 5117, 6579, 6851, 8463, 9331, 9503, 11067, 11739, 11997, 13923, 15351, 17329, 20553, 22661, 25389, 27993, 28509, 33201, 35217, 46053, 47957, 51987, 61659, 66521, 67983, 83979, 85527, 121303, 143871, 155961, 158627, 199563, 203949, 294593, 363909, 431613, 475881, 598689, 883779, 1091727, 1427643, 2062151, 2651337, 6186453, 18559359]

約数ペア:

[(1, 18559359), (3, 6186453), (7, 2651337), (9, 2062151), (13, 1427643), (17, 1091727), (21, 883779), (31, 598689), (39, 475881), (43, 431613), (51, 363909), (63, 294593), (91, 203949), (93, 199563), (117, 158627), (119, 155961), (129, 143871), (153, 121303), (217, 85527), (221, 83979), (273, 67983), (279, 66521), (301, 61659), (357, 51987), (387, 47957), (403, 46053), (527, 35217), (559, 33201), (651, 28509), (663, 27993), (731, 25389), (819, 22661), (903, 20553), (1071, 17329), (1209, 15351), (1333, 13923), (1547, 11997), (1581, 11739), (1677, 11067), (1953, 9503), (1989, 9331), (2193, 8463), (2709, 6851), (2821, 6579), (3627, 5117), (3689, 5031), (3913, 4743), (3999, 4641)]