2545515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{8081}}^1$

素因数の和:8099

約数の個数: 24

約数和(自身を含む): 5043168

約数和(自身を除く): 2497653

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 8081, 24243, 40405, 56567, 72729, 121215, 169701, 282835, 363645, 509103, 848505, 2545515]

約数ペア:

[(1, 2545515), (3, 848505), (5, 509103), (7, 363645), (9, 282835), (15, 169701), (21, 121215), (35, 72729), (45, 56567), (63, 40405), (105, 24243), (315, 8081)]