217486500215

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{2339}}^1\times {\mathrm{395671}}^1$

素因数の和:398062

約数の個数: 16

約数和(自身を含む): 266651274240

約数和(自身を除く): 49164774025

約数列:

[1, 5, 47, 235, 2339, 11695, 109933, 395671, 549665, 1978355, 18596537, 92982685, 925474469, 4627372345, 43497300043, 217486500215]

約数ペア:

[(1, 217486500215), (5, 43497300043), (47, 4627372345), (235, 925474469), (2339, 92982685), (11695, 18596537), (109933, 1978355), (395671, 549665)]