13680393

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 20040960

約数和(自身を除く): 6360567

約数列:

[1, 3, 17, 31, 51, 93, 289, 509, 527, 867, 1527, 1581, 8653, 8959, 15779, 25959, 26877, 47337, 147101, 268243, 441303, 804729, 4560131, 13680393]

約数ペア:

[(1, 13680393), (3, 4560131), (17, 804729), (31, 441303), (51, 268243), (93, 147101), (289, 47337), (509, 26877), (527, 25959), (867, 15779), (1527, 8959), (1581, 8653)]