899652985

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 1389772800

約数和(自身を除く): 490119815

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 103, 245, 343, 385, 463, 515, 539, 721, 1133, 1715, 2315, 2695, 3241, 3605, 3773, 5047, 5093, 5665, 7931, 16205, 18865, 22687, 25235, 25465, 35329, 35651, 39655, 47689, 55517, 113435, 158809, 176645, 178255, 238445, 249557, 277585, 333823, 388619, 524579, 794045, 1247785, 1669115, 1746899, 1943095, 2336761, 2622895, 3672053, 8734495, 11683805, 16357327, 18360265, 25704371, 81786635, 128521855, 179930597, 899652985]

約数ペア:

[(1, 899652985), (5, 179930597), (7, 128521855), (11, 81786635), (35, 25704371), (49, 18360265), (55, 16357327), (77, 11683805), (103, 8734495), (245, 3672053), (343, 2622895), (385, 2336761), (463, 1943095), (515, 1746899), (539, 1669115), (721, 1247785), (1133, 794045), (1715, 524579), (2315, 388619), (2695, 333823), (3241, 277585), (3605, 249557), (3773, 238445), (5047, 178255), (5093, 176645), (5665, 158809), (7931, 113435), (16205, 55517), (18865, 47689), (22687, 39655), (25235, 35651), (25465, 35329)]