65513539

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5459

約数の個数: 24

約数和(自身を含む): 86407440

約数和(自身を除く): 20893901

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 5413, 12103, 37891, 70369, 102847, 265237, 492583, 719929, 1337011, 3448081, 5039503, 9359077, 65513539]

約数ペア:

[(1, 65513539), (7, 9359077), (13, 5039503), (19, 3448081), (49, 1337011), (91, 719929), (133, 492583), (247, 265237), (637, 102847), (931, 70369), (1729, 37891), (5413, 12103)]