71420841

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 106783040

約数和(自身を除く): 35362199

約数列:

[1, 3, 9, 37, 111, 139, 333, 417, 1251, 1543, 4629, 5143, 13887, 15429, 46287, 57091, 171273, 214477, 513819, 643431, 1930293, 7935649, 23806947, 71420841]

約数ペア:

[(1, 71420841), (3, 23806947), (9, 7935649), (37, 1930293), (111, 643431), (139, 513819), (333, 214477), (417, 171273), (1251, 57091), (1543, 46287), (4629, 15429), (5143, 13887)]