209005126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1667}}^1$

素因数の和:1860

約数の個数: 32

約数和(自身を含む): 353082240

約数和(自身を除く): 144077114

約数列:

[1, 2, 11, 22, 41, 82, 139, 278, 451, 902, 1529, 1667, 3058, 3334, 5699, 11398, 18337, 36674, 62689, 68347, 125378, 136694, 231713, 463426, 751817, 1503634, 2548843, 5097686, 9500233, 19000466, 104502563, 209005126]

約数ペア:

[(1, 209005126), (2, 104502563), (11, 19000466), (22, 9500233), (41, 5097686), (82, 2548843), (139, 1503634), (278, 751817), (451, 463426), (902, 231713), (1529, 136694), (1667, 125378), (3058, 68347), (3334, 62689), (5699, 36674), (11398, 18337)]