71378217

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3019}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 107415360

約数和(自身を除く): 36037143

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 2627, 3019, 7881, 9057, 23643, 27171, 111703, 214349, 335109, 643047, 1005327, 1929141, 7930913, 23792739, 71378217]

約数ペア:

[(1, 71378217), (3, 23792739), (9, 7930913), (37, 1929141), (71, 1005327), (111, 643047), (213, 335109), (333, 214349), (639, 111703), (2627, 27171), (3019, 23643), (7881, 9057)]