16904195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 26756352

約数和(自身を除く): 9852157

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 83, 115, 161, 253, 385, 415, 529, 581, 805, 913, 1265, 1771, 1909, 2645, 2905, 3703, 4565, 5819, 6391, 8855, 9545, 13363, 18515, 20999, 29095, 31955, 40733, 43907, 66815, 104995, 146993, 203665, 219535, 307349, 482977, 734965, 1536745, 2414885, 3380839, 16904195]

約数ペア:

[(1, 16904195), (5, 3380839), (7, 2414885), (11, 1536745), (23, 734965), (35, 482977), (55, 307349), (77, 219535), (83, 203665), (115, 146993), (161, 104995), (253, 66815), (385, 43907), (415, 40733), (529, 31955), (581, 29095), (805, 20999), (913, 18515), (1265, 13363), (1771, 9545), (1909, 8855), (2645, 6391), (2905, 5819), (3703, 4565)]