217428794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{55213}}^1$

素因数の和:55405

約数の個数: 16

約数和(自身を含む): 357786720

約数和(自身を除く): 140357926

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 55213, 110426, 607343, 1214686, 9883127, 19766254, 108714397, 217428794]

約数ペア:

[(1, 217428794), (2, 108714397), (11, 19766254), (22, 9883127), (179, 1214686), (358, 607343), (1969, 110426), (3938, 55213)]