3988985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 6435072

約数和(自身を除く): 2446087

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 797, 1001, 3985, 5005, 5579, 8767, 10361, 27895, 43835, 51805, 61369, 72527, 113971, 306845, 362635, 569855, 797797, 3988985]

約数ペア:

[(1, 3988985), (5, 797797), (7, 569855), (11, 362635), (13, 306845), (35, 113971), (55, 72527), (65, 61369), (77, 51805), (91, 43835), (143, 27895), (385, 10361), (455, 8767), (715, 5579), (797, 5005), (1001, 3985)]