247668819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{39863}}^1$

素因数の和:39994

約数の個数: 16

約数和(自身を含む): 350803200

約数和(自身を除く): 103134381

約数列:

[1, 3, 19, 57, 109, 327, 2071, 6213, 39863, 119589, 757397, 2272191, 4345067, 13035201, 82556273, 247668819]

約数ペア:

[(1, 247668819), (3, 82556273), (19, 13035201), (57, 4345067), (109, 2272191), (327, 757397), (2071, 119589), (6213, 39863)]