16738965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21909

約数の個数: 24

約数和(自身を含む): 30722328

約数和(自身を除く): 13983363

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 21881, 65643, 109405, 196929, 328215, 371977, 984645, 1115931, 1859885, 3347793, 5579655, 16738965]

約数ペア:

[(1, 16738965), (3, 5579655), (5, 3347793), (9, 1859885), (15, 1115931), (17, 984645), (45, 371977), (51, 328215), (85, 196929), (153, 109405), (255, 65643), (765, 21881)]