2987655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 5495040

約数和(自身を除く): 2507385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 953, 1045, 2859, 3135, 4765, 10483, 14295, 18107, 31449, 52415, 54321, 90535, 157245, 199177, 271605, 597531, 995885, 2987655]

約数ペア:

[(1, 2987655), (3, 995885), (5, 597531), (11, 271605), (15, 199177), (19, 157245), (33, 90535), (55, 54321), (57, 52415), (95, 31449), (165, 18107), (209, 14295), (285, 10483), (627, 4765), (953, 3135), (1045, 2859)]