71171739

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7853}}^1$

素因数の和:7931

約数の個数: 24

約数和(自身を含む): 110270160

約数和(自身を除く): 39098421

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 3021, 7853, 9063, 23559, 70677, 149207, 416209, 447621, 1248627, 1342863, 3745881, 7907971, 23723913, 71171739]

約数ペア:

[(1, 71171739), (3, 23723913), (9, 7907971), (19, 3745881), (53, 1342863), (57, 1248627), (159, 447621), (171, 416209), (477, 149207), (1007, 70677), (3021, 23559), (7853, 9063)]