8421975

素因数分解:

$3^4\times 5^2\times {\mathrm{4159}}^1$

素因数の和:4181

約数の個数: 30

約数和(自身を含む): 15604160

約数和(自身を除く): 7182185

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 4159, 12477, 20795, 37431, 62385, 103975, 112293, 187155, 311925, 336879, 561465, 935775, 1684395, 2807325, 8421975]

約数ペア:

[(1, 8421975), (3, 2807325), (5, 1684395), (9, 935775), (15, 561465), (25, 336879), (27, 311925), (45, 187155), (75, 112293), (81, 103975), (135, 62385), (225, 37431), (405, 20795), (675, 12477), (2025, 4159)]