378889725

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{71153}}^1$

素因数の和:71237

約数の個数: 24

約数和(自身を含む): 635262912

約数和(自身を除く): 256373187

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 71153, 213459, 355765, 1067295, 1778825, 5051863, 5336475, 15155589, 25259315, 75777945, 126296575, 378889725]

約数ペア:

[(1, 378889725), (3, 126296575), (5, 75777945), (15, 25259315), (25, 15155589), (71, 5336475), (75, 5051863), (213, 1778825), (355, 1067295), (1065, 355765), (1775, 213459), (5325, 71153)]