2053425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 3928320

約数和(自身を除く): 1874895

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 131, 165, 209, 275, 285, 393, 475, 627, 655, 825, 1045, 1425, 1441, 1965, 2489, 3135, 3275, 4323, 5225, 7205, 7467, 9825, 12445, 15675, 21615, 27379, 36025, 37335, 62225, 82137, 108075, 136895, 186675, 410685, 684475, 2053425]

約数ペア:

[(1, 2053425), (3, 684475), (5, 410685), (11, 186675), (15, 136895), (19, 108075), (25, 82137), (33, 62225), (55, 37335), (57, 36025), (75, 27379), (95, 21615), (131, 15675), (165, 12445), (209, 9825), (275, 7467), (285, 7205), (393, 5225), (475, 4323), (627, 3275), (655, 3135), (825, 2489), (1045, 1965), (1425, 1441)]