72871393

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{1087}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 85264384

約数和(自身を除く): 12392991

約数列:

[1, 7, 61, 157, 427, 1087, 1099, 7609, 9577, 66307, 67039, 170659, 464149, 1194613, 10410199, 72871393]

約数ペア:

[(1, 72871393), (7, 10410199), (61, 1194613), (157, 464149), (427, 170659), (1087, 67039), (1099, 66307), (7609, 9577)]