761420655

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13723}}^1$

素因数の和:13877

約数の個数: 40

約数和(自身を含む): 1374980112

約数和(自身を除く): 613559457

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 405, 411, 685, 1233, 2055, 3699, 6165, 11097, 13723, 18495, 41169, 55485, 68615, 123507, 205845, 370521, 617535, 1111563, 1852605, 1880051, 5557815, 5640153, 9400255, 16920459, 28200765, 50761377, 84602295, 152284131, 253806885, 761420655]

約数ペア:

[(1, 761420655), (3, 253806885), (5, 152284131), (9, 84602295), (15, 50761377), (27, 28200765), (45, 16920459), (81, 9400255), (135, 5640153), (137, 5557815), (405, 1880051), (411, 1852605), (685, 1111563), (1233, 617535), (2055, 370521), (3699, 205845), (6165, 123507), (11097, 68615), (13723, 55485), (18495, 41169)]