13311305

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 19772160

約数和(自身を除く): 6460855

約数列:

[1, 5, 7, 19, 35, 37, 95, 133, 185, 259, 541, 665, 703, 1295, 2705, 3515, 3787, 4921, 10279, 18935, 20017, 24605, 51395, 71953, 100085, 140119, 359765, 380323, 700595, 1901615, 2662261, 13311305]

約数ペア:

[(1, 13311305), (5, 2662261), (7, 1901615), (19, 700595), (35, 380323), (37, 359765), (95, 140119), (133, 100085), (185, 71953), (259, 51395), (541, 24605), (665, 20017), (703, 18935), (1295, 10279), (2705, 4921), (3515, 3787)]