531731368

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 1156256640

約数和(自身を除く): 624525272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 197, 307, 314, 394, 614, 628, 788, 1099, 1228, 1256, 1379, 1576, 2149, 2198, 2456, 2758, 4298, 4396, 5516, 8596, 8792, 11032, 17192, 30929, 48199, 60479, 61858, 96398, 120958, 123716, 192796, 216503, 241916, 247432, 337393, 385592, 423353, 433006, 483832, 674786, 846706, 866012, 1349572, 1693412, 1732024, 2699144, 3386824, 9495203, 18990406, 37980812, 66466421, 75961624, 132932842, 265865684, 531731368]

約数ペア:

[(1, 531731368), (2, 265865684), (4, 132932842), (7, 75961624), (8, 66466421), (14, 37980812), (28, 18990406), (56, 9495203), (157, 3386824), (197, 2699144), (307, 1732024), (314, 1693412), (394, 1349572), (614, 866012), (628, 846706), (788, 674786), (1099, 483832), (1228, 433006), (1256, 423353), (1379, 385592), (1576, 337393), (2149, 247432), (2198, 241916), (2456, 216503), (2758, 192796), (4298, 123716), (4396, 120958), (5516, 96398), (8596, 61858), (8792, 60479), (11032, 48199), (17192, 30929)]