78904539

素因数分解:

$3^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1861}}^1$

素因数の和:2547

約数の個数: 24

約数和(自身を含む): 130518752

約数和(自身を除く): 51614213

約数列:

[1, 3, 7, 9, 21, 63, 673, 1861, 2019, 4711, 5583, 6057, 13027, 14133, 16749, 39081, 42399, 117243, 1252453, 3757359, 8767171, 11272077, 26301513, 78904539]

約数ペア:

[(1, 78904539), (3, 26301513), (7, 11272077), (9, 8767171), (21, 3757359), (63, 1252453), (673, 117243), (1861, 42399), (2019, 39081), (4711, 16749), (5583, 14133), (6057, 13027)]