16979265

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2971}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 29672448

約数和(自身を除く): 12693183

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2971, 5715, 8913, 14855, 26739, 44565, 133695, 377317, 1131951, 1886585, 3395853, 5659755, 16979265]

約数ペア:

[(1, 16979265), (3, 5659755), (5, 3395853), (9, 1886585), (15, 1131951), (45, 377317), (127, 133695), (381, 44565), (635, 26739), (1143, 14855), (1905, 8913), (2971, 5715)]