28925211

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81023}}^1$

素因数の和:81050

約数の個数: 16

約数和(自身を含む): 46669824

約数和(自身を除く): 17744613

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 81023, 243069, 567161, 1377391, 1701483, 4132173, 9641737, 28925211]

約数ペア:

[(1, 28925211), (3, 9641737), (7, 4132173), (17, 1701483), (21, 1377391), (51, 567161), (119, 243069), (357, 81023)]