289041778

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{3187}}^1$

素因数の和:3657

約数の個数: 16

約数和(自身を含む): 438184224

約数和(自身を除く): 149142446

約数列:

[1, 2, 137, 274, 331, 662, 3187, 6374, 45347, 90694, 436619, 873238, 1054897, 2109794, 144520889, 289041778]

約数ペア:

[(1, 289041778), (2, 144520889), (137, 2109794), (274, 1054897), (331, 873238), (662, 436619), (3187, 90694), (6374, 45347)]