158728129

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1\times {\mathrm{1237}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 189681408

約数和(自身を除く): 30953279

約数列:

[1, 7, 23, 161, 797, 1237, 5579, 8659, 18331, 28451, 128317, 199157, 985889, 6901223, 22675447, 158728129]

約数ペア:

[(1, 158728129), (7, 22675447), (23, 6901223), (161, 985889), (797, 199157), (1237, 128317), (5579, 28451), (8659, 18331)]