138810399

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7589}}^1$

素因数の和:7679

約数の個数: 32

約数和(自身を含む): 231221760

約数和(自身を除く): 92411361

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 2613, 6097, 7589, 18291, 22767, 53123, 98657, 159369, 295971, 508463, 690599, 1525389, 2071797, 3559241, 6610019, 10677723, 19830057, 46270133, 138810399]

約数ペア:

[(1, 138810399), (3, 46270133), (7, 19830057), (13, 10677723), (21, 6610019), (39, 3559241), (67, 2071797), (91, 1525389), (201, 690599), (273, 508463), (469, 295971), (871, 159369), (1407, 98657), (2613, 53123), (6097, 22767), (7589, 18291)]