280129102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1811}}^1$

素因数の和:1992

約数の個数: 32

約数和(自身を含む): 469670400

約数和(自身を除く): 189541298

約数列:

[1, 2, 11, 22, 79, 89, 158, 178, 869, 979, 1738, 1811, 1958, 3622, 7031, 14062, 19921, 39842, 77341, 143069, 154682, 161179, 286138, 322358, 1573759, 1772969, 3147518, 3545938, 12733141, 25466282, 140064551, 280129102]

約数ペア:

[(1, 280129102), (2, 140064551), (11, 25466282), (22, 12733141), (79, 3545938), (89, 3147518), (158, 1772969), (178, 1573759), (869, 322358), (979, 286138), (1738, 161179), (1811, 154682), (1958, 143069), (3622, 77341), (7031, 39842), (14062, 19921)]