71851977

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18269}}^1$

素因数の和:18317

約数の個数: 24

約数和(自身を含む): 114004800

約数和(自身を除く): 42152823

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 18269, 54807, 164421, 347111, 420187, 1041333, 1260561, 3123999, 3781683, 7983553, 23950659, 71851977]

約数ペア:

[(1, 71851977), (3, 23950659), (9, 7983553), (19, 3781683), (23, 3123999), (57, 1260561), (69, 1041333), (171, 420187), (207, 347111), (437, 164421), (1311, 54807), (3933, 18269)]