5211945

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{757}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 9905544

約数和(自身を除く): 4693599

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 757, 765, 1377, 2271, 2295, 3785, 6813, 6885, 11355, 12869, 20439, 34065, 38607, 61317, 64345, 102195, 115821, 193035, 306585, 347463, 579105, 1042389, 1737315, 5211945]

約数ペア:

[(1, 5211945), (3, 1737315), (5, 1042389), (9, 579105), (15, 347463), (17, 306585), (27, 193035), (45, 115821), (51, 102195), (81, 64345), (85, 61317), (135, 38607), (153, 34065), (255, 20439), (405, 12869), (459, 11355), (757, 6885), (765, 6813), (1377, 3785), (2271, 2295)]