421753554

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:989

約数の個数: 80

約数和(自身を含む): 987940800

約数和(自身を除く): 566187246

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 107, 162, 174, 214, 261, 321, 522, 642, 783, 839, 963, 1566, 1678, 1926, 2349, 2517, 2889, 3103, 4698, 5034, 5778, 6206, 7551, 8667, 9309, 15102, 17334, 18618, 22653, 24331, 27927, 45306, 48662, 55854, 67959, 72993, 83781, 89773, 135918, 145986, 167562, 179546, 218979, 251343, 269319, 437958, 502686, 538638, 656937, 807957, 1313874, 1615914, 1970811, 2423871, 2603417, 3941622, 4847742, 5206834, 7271613, 7810251, 14543226, 15620502, 23430753, 46861506, 70292259, 140584518, 210876777, 421753554]

約数ペア:

[(1, 421753554), (2, 210876777), (3, 140584518), (6, 70292259), (9, 46861506), (18, 23430753), (27, 15620502), (29, 14543226), (54, 7810251), (58, 7271613), (81, 5206834), (87, 4847742), (107, 3941622), (162, 2603417), (174, 2423871), (214, 1970811), (261, 1615914), (321, 1313874), (522, 807957), (642, 656937), (783, 538638), (839, 502686), (963, 437958), (1566, 269319), (1678, 251343), (1926, 218979), (2349, 179546), (2517, 167562), (2889, 145986), (3103, 135918), (4698, 89773), (5034, 83781), (5778, 72993), (6206, 67959), (7551, 55854), (8667, 48662), (9309, 45306), (15102, 27927), (17334, 24331), (18618, 22653)]