12381825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8689}}^1$

素因数の和:8721

約数の個数: 24

約数和(自身を含む): 21551200

約数和(自身を除く): 9169375

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 8689, 26067, 43445, 130335, 165091, 217225, 495273, 651675, 825455, 2476365, 4127275, 12381825]

約数ペア:

[(1, 12381825), (3, 4127275), (5, 2476365), (15, 825455), (19, 651675), (25, 495273), (57, 217225), (75, 165091), (95, 130335), (285, 43445), (475, 26067), (1425, 8689)]