2878157055

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{153871}}^1$

素因数の和:153951

約数の個数: 32

約数和(自身を含む): 4874664960

約数和(自身を除く): 1996507905

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 6235, 18705, 153871, 461613, 769355, 2308065, 4462259, 6616453, 13386777, 19849359, 22311295, 33082265, 66933885, 99246795, 191877137, 575631411, 959385685, 2878157055]

約数ペア:

[(1, 2878157055), (3, 959385685), (5, 575631411), (15, 191877137), (29, 99246795), (43, 66933885), (87, 33082265), (129, 22311295), (145, 19849359), (215, 13386777), (435, 6616453), (645, 4462259), (1247, 2308065), (3741, 769355), (6235, 461613), (18705, 153871)]