77665977

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6397}}^1$

素因数の和:6493

約数の個数: 24

約数和(自身を含む): 119770560

約数和(自身を除く): 42104583

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 6397, 12141, 19191, 57573, 121543, 364629, 454187, 1093887, 1362561, 4087683, 8629553, 25888659, 77665977]

約数ペア:

[(1, 77665977), (3, 25888659), (9, 8629553), (19, 4087683), (57, 1362561), (71, 1093887), (171, 454187), (213, 364629), (639, 121543), (1349, 57573), (4047, 19191), (6397, 12141)]