28750085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 14069755

約数列:

[1, 5, 7, 13, 35, 65, 91, 179, 353, 455, 895, 1253, 1765, 2327, 2471, 4589, 6265, 11635, 12355, 16289, 22945, 32123, 63187, 81445, 160615, 315935, 442309, 821431, 2211545, 4107155, 5750017, 28750085]

約数ペア:

[(1, 28750085), (5, 5750017), (7, 4107155), (13, 2211545), (35, 821431), (65, 442309), (91, 315935), (179, 160615), (353, 81445), (455, 63187), (895, 32123), (1253, 22945), (1765, 16289), (2327, 12355), (2471, 11635), (4589, 6265)]