65669947

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{70537}}^1$

素因数の和:70570

約数の個数: 12

約数和(自身を含む): 80413320

約数和(自身を除く): 14743373

約数列:

[1, 7, 19, 49, 133, 931, 70537, 493759, 1340203, 3456313, 9381421, 65669947]

約数ペア:

[(1, 65669947), (7, 9381421), (19, 3456313), (49, 1340203), (133, 493759), (931, 70537)]