256449886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{45007}}^1$

素因数の和:45064

約数の個数: 32

約数和(自身を含む): 492567552

約数和(自身を除く): 236117666

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 45007, 90014, 315049, 495077, 630098, 990154, 1665259, 3330518, 3465539, 6931078, 11656813, 18317849, 23313626, 36635698, 128224943, 256449886]

約数ペア:

[(1, 256449886), (2, 128224943), (7, 36635698), (11, 23313626), (14, 18317849), (22, 11656813), (37, 6931078), (74, 3465539), (77, 3330518), (154, 1665259), (259, 990154), (407, 630098), (518, 495077), (814, 315049), (2849, 90014), (5698, 45007)]