127982511

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 56

約数和(自身を含む): 212479200

約数和(自身を除く): 84496689

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 243, 391, 449, 459, 621, 729, 1173, 1347, 1377, 1863, 3519, 4041, 4131, 5589, 7633, 10327, 10557, 12123, 12393, 16767, 22899, 30981, 31671, 36369, 68697, 92943, 95013, 109107, 175559, 206091, 278829, 285039, 327321, 526677, 618273, 836487, 1580031, 1854819, 2509461, 4740093, 5564457, 7528383, 14220279, 42660837, 127982511]

約数ペア:

[(1, 127982511), (3, 42660837), (9, 14220279), (17, 7528383), (23, 5564457), (27, 4740093), (51, 2509461), (69, 1854819), (81, 1580031), (153, 836487), (207, 618273), (243, 526677), (391, 327321), (449, 285039), (459, 278829), (621, 206091), (729, 175559), (1173, 109107), (1347, 95013), (1377, 92943), (1863, 68697), (3519, 36369), (4041, 31671), (4131, 30981), (5589, 22899), (7633, 16767), (10327, 12393), (10557, 12123)]