874395

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:161

約数の個数: 40

約数和(自身を含む): 1672704

約数和(自身を除く): 798309

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 127, 135, 153, 255, 381, 405, 459, 635, 765, 1143, 1377, 1905, 2159, 2295, 3429, 5715, 6477, 6885, 10287, 10795, 17145, 19431, 32385, 51435, 58293, 97155, 174879, 291465, 874395]

約数ペア:

[(1, 874395), (3, 291465), (5, 174879), (9, 97155), (15, 58293), (17, 51435), (27, 32385), (45, 19431), (51, 17145), (81, 10795), (85, 10287), (127, 6885), (135, 6477), (153, 5715), (255, 3429), (381, 2295), (405, 2159), (459, 1905), (635, 1377), (765, 1143)]