42991151

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1307}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 50896896

約数和(自身を除く): 7905745

約数列:

[1, 7, 37, 127, 259, 889, 1307, 4699, 9149, 32893, 48359, 165989, 338513, 1161923, 6141593, 42991151]

約数ペア:

[(1, 42991151), (7, 6141593), (37, 1161923), (127, 338513), (259, 165989), (889, 48359), (1307, 32893), (4699, 9149)]