191882131

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{643}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 222566400

約数和(自身を除く): 30684269

約数列:

[1, 7, 89, 479, 623, 643, 3353, 4501, 42631, 57227, 298417, 307997, 400589, 2155979, 27411733, 191882131]

約数ペア:

[(1, 191882131), (7, 27411733), (89, 2155979), (479, 400589), (623, 307997), (643, 298417), (3353, 57227), (4501, 42631)]