85756858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 144384768

約数和(自身を除く): 58627910

約数列:

[1, 2, 11, 22, 47, 94, 197, 394, 421, 517, 842, 1034, 2167, 4334, 4631, 9259, 9262, 18518, 19787, 39574, 82937, 101849, 165874, 203698, 217657, 435314, 912307, 1824614, 3898039, 7796078, 42878429, 85756858]

約数ペア:

[(1, 85756858), (2, 42878429), (11, 7796078), (22, 3898039), (47, 1824614), (94, 912307), (197, 435314), (394, 217657), (421, 203698), (517, 165874), (842, 101849), (1034, 82937), (2167, 39574), (4334, 19787), (4631, 18518), (9259, 9262)]