2278521

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{613}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 3831360

約数和(自身を除く): 1552839

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 613, 1239, 1839, 3717, 4291, 5517, 12873, 36167, 38619, 108501, 253169, 325503, 759507, 2278521]

約数ペア:

[(1, 2278521), (3, 759507), (7, 325503), (9, 253169), (21, 108501), (59, 38619), (63, 36167), (177, 12873), (413, 5517), (531, 4291), (613, 3717), (1239, 1839)]