289219049

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{1601}}^1$

素因数の和:1936

約数の個数: 16

約数和(自身を含む): 334958976

約数和(自身を除く): 45739927

約数列:

[1, 7, 131, 197, 917, 1379, 1601, 11207, 25807, 180649, 209731, 315397, 1468117, 2207779, 41317007, 289219049]

約数ペア:

[(1, 289219049), (7, 41317007), (131, 2207779), (197, 1468117), (917, 315397), (1379, 209731), (1601, 180649), (11207, 25807)]