713990319

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 1131500160

約数和(自身を除く): 417509841

約数列:

[1, 3, 7, 21, 49, 83, 139, 147, 249, 417, 421, 581, 973, 1263, 1743, 2919, 2947, 4067, 6811, 8841, 11537, 12201, 20433, 20629, 34611, 34943, 58519, 61887, 80759, 104829, 175557, 242277, 244601, 409633, 565313, 733803, 1228899, 1695939, 1712207, 2867431, 4857077, 5136621, 8602293, 14571231, 33999539, 101998617, 237996773, 713990319]

約数ペア:

[(1, 713990319), (3, 237996773), (7, 101998617), (21, 33999539), (49, 14571231), (83, 8602293), (139, 5136621), (147, 4857077), (249, 2867431), (417, 1712207), (421, 1695939), (581, 1228899), (973, 733803), (1263, 565313), (1743, 409633), (2919, 244601), (2947, 242277), (4067, 175557), (6811, 104829), (8841, 80759), (11537, 61887), (12201, 58519), (20433, 34943), (20629, 34611)]