3964065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 7633920

約数和(自身を除く): 3669855

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1987, 1995, 5961, 9935, 13909, 29805, 37753, 41727, 69545, 113259, 188765, 208635, 264271, 566295, 792813, 1321355, 3964065]

約数ペア:

[(1, 3964065), (3, 1321355), (5, 792813), (7, 566295), (15, 264271), (19, 208635), (21, 188765), (35, 113259), (57, 69545), (95, 41727), (105, 37753), (133, 29805), (285, 13909), (399, 9935), (665, 5961), (1987, 1995)]