2012211

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 3055104

約数和(自身を除く): 1042893

約数列:

[1, 3, 9, 47, 67, 71, 141, 201, 213, 423, 603, 639, 3149, 3337, 4757, 9447, 10011, 14271, 28341, 30033, 42813, 223579, 670737, 2012211]

約数ペア:

[(1, 2012211), (3, 670737), (9, 223579), (47, 42813), (67, 30033), (71, 28341), (141, 14271), (201, 10011), (213, 9447), (423, 4757), (603, 3337), (639, 3149)]