139724984

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53087}}^1$

素因数の和:53147

約数の個数: 32

約数和(自身を含む): 305786880

約数和(自身を除く): 166061896

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 53087, 106174, 212348, 371609, 424696, 743218, 1486436, 2495089, 2972872, 4990178, 9980356, 17465623, 19960712, 34931246, 69862492, 139724984]

約数ペア:

[(1, 139724984), (2, 69862492), (4, 34931246), (7, 19960712), (8, 17465623), (14, 9980356), (28, 4990178), (47, 2972872), (56, 2495089), (94, 1486436), (188, 743218), (329, 424696), (376, 371609), (658, 212348), (1316, 106174), (2632, 53087)]