557143346

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 985374720

約数和(自身を除く): 428231374

約数列:

[1, 2, 17, 19, 31, 34, 38, 43, 62, 86, 323, 527, 589, 646, 647, 731, 817, 1054, 1178, 1294, 1333, 1462, 1634, 2666, 10013, 10999, 12293, 13889, 20026, 20057, 21998, 22661, 24586, 25327, 27778, 27821, 40114, 45322, 50654, 55642, 208981, 340969, 381083, 417962, 430559, 472957, 528599, 681938, 762166, 861118, 862451, 945914, 1057198, 1724902, 6478411, 8986183, 12956822, 14661667, 16386569, 17972366, 29323334, 32773138, 278571673, 557143346]

約数ペア:

[(1, 557143346), (2, 278571673), (17, 32773138), (19, 29323334), (31, 17972366), (34, 16386569), (38, 14661667), (43, 12956822), (62, 8986183), (86, 6478411), (323, 1724902), (527, 1057198), (589, 945914), (646, 862451), (647, 861118), (731, 762166), (817, 681938), (1054, 528599), (1178, 472957), (1294, 430559), (1333, 417962), (1462, 381083), (1634, 340969), (2666, 208981), (10013, 55642), (10999, 50654), (12293, 45322), (13889, 40114), (20026, 27821), (20057, 27778), (21998, 25327), (22661, 24586)]