3121755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2287}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 6150144

約数和(自身を除く): 3028389

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 2287, 6861, 11435, 16009, 29731, 34305, 48027, 80045, 89193, 148655, 208117, 240135, 445965, 624351, 1040585, 3121755]

約数ペア:

[(1, 3121755), (3, 1040585), (5, 624351), (7, 445965), (13, 240135), (15, 208117), (21, 148655), (35, 89193), (39, 80045), (65, 48027), (91, 34305), (105, 29731), (195, 16009), (273, 11435), (455, 6861), (1365, 2287)]