13931617

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 17476800

約数和(自身を除く): 3545183

約数列:

[1, 7, 19, 31, 109, 133, 217, 589, 763, 961, 2071, 3379, 4123, 6727, 14497, 18259, 23653, 64201, 104749, 127813, 449407, 733243, 1990231, 13931617]

約数ペア:

[(1, 13931617), (7, 1990231), (19, 733243), (31, 449407), (109, 127813), (133, 104749), (217, 64201), (589, 23653), (763, 18259), (961, 14497), (2071, 6727), (3379, 4123)]