1386385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 2241792

約数和(自身を除く): 855407

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 277, 385, 455, 715, 1001, 1385, 1939, 3047, 3601, 5005, 9695, 15235, 18005, 21329, 25207, 39611, 106645, 126035, 198055, 277277, 1386385]

約数ペア:

[(1, 1386385), (5, 277277), (7, 198055), (11, 126035), (13, 106645), (35, 39611), (55, 25207), (65, 21329), (77, 18005), (91, 15235), (143, 9695), (277, 5005), (385, 3601), (455, 3047), (715, 1939), (1001, 1385)]