87415990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{203293}}^1$

素因数の和:203343

約数の個数: 16

約数和(自身を含む): 161008848

約数和(自身を除く): 73592858

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 203293, 406586, 1016465, 2032930, 8741599, 17483198, 43707995, 87415990]

約数ペア:

[(1, 87415990), (2, 43707995), (5, 17483198), (10, 8741599), (43, 2032930), (86, 1016465), (215, 406586), (430, 203293)]