71891827

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{3163}}^1$

素因数の和:3378

約数の個数: 16

約数和(自身を含む): 87478272

約数和(自身を除く): 15586445

約数列:

[1, 7, 17, 119, 191, 1337, 3163, 3247, 22141, 22729, 53771, 376397, 604133, 4228931, 10270261, 71891827]

約数ペア:

[(1, 71891827), (7, 10270261), (17, 4228931), (119, 604133), (191, 376397), (1337, 53771), (3163, 22729), (3247, 22141)]