676767

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 1157632

約数和(自身を除く): 480865

約数列:

[1, 3, 7, 13, 21, 37, 39, 67, 91, 111, 201, 259, 273, 469, 481, 777, 871, 1407, 1443, 2479, 2613, 3367, 6097, 7437, 10101, 17353, 18291, 32227, 52059, 96681, 225589, 676767]

約数ペア:

[(1, 676767), (3, 225589), (7, 96681), (13, 52059), (21, 32227), (37, 18291), (39, 17353), (67, 10101), (91, 7437), (111, 6097), (201, 3367), (259, 2613), (273, 2479), (469, 1443), (481, 1407), (777, 871)]