30811963

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{619}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 38053120

約数和(自身を除く): 7241157

約数列:

[1, 7, 13, 91, 547, 619, 3829, 4333, 7111, 8047, 49777, 56329, 338593, 2370151, 4401709, 30811963]

約数ペア:

[(1, 30811963), (7, 4401709), (13, 2370151), (91, 338593), (547, 56329), (619, 49777), (3829, 8047), (4333, 7111)]