15917979

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68909}}^1$

素因数の和:68930

約数の個数: 16

約数和(自身を含む): 26461440

約数和(自身を除く): 10543461

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 68909, 206727, 482363, 757999, 1447089, 2273997, 5305993, 15917979]

約数ペア:

[(1, 15917979), (3, 5305993), (7, 2273997), (11, 1447089), (21, 757999), (33, 482363), (77, 206727), (231, 68909)]