161018921

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{1451}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 187342848

約数和(自身を除く): 26323927

約数列:

[1, 7, 83, 191, 581, 1337, 1451, 10157, 15853, 110971, 120433, 277141, 843031, 1939987, 23002703, 161018921]

約数ペア:

[(1, 161018921), (7, 23002703), (83, 1939987), (191, 843031), (581, 277141), (1337, 120433), (1451, 110971), (10157, 15853)]