2021801715

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{74509}}^1$

素因数の和:74593

約数の個数: 40

約数和(自身を含む): 3678409680

約数和(自身を除く): 1656607965

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1809, 3015, 5427, 9045, 27135, 74509, 223527, 372545, 670581, 1117635, 2011743, 3352905, 4992103, 6035229, 10058715, 14976309, 24960515, 30176145, 44928927, 74881545, 134786781, 224644635, 404360343, 673933905, 2021801715]

約数ペア:

[(1, 2021801715), (3, 673933905), (5, 404360343), (9, 224644635), (15, 134786781), (27, 74881545), (45, 44928927), (67, 30176145), (81, 24960515), (135, 14976309), (201, 10058715), (335, 6035229), (405, 4992103), (603, 3352905), (1005, 2011743), (1809, 1117635), (3015, 670581), (5427, 372545), (9045, 223527), (27135, 74509)]