78291519

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 112358400

約数和(自身を除く): 34066881

約数列:

[1, 3, 37, 43, 47, 111, 129, 141, 349, 1047, 1591, 1739, 2021, 4773, 5217, 6063, 12913, 15007, 16403, 38739, 45021, 49209, 74777, 224331, 555259, 606911, 705329, 1665777, 1820733, 2115987, 26097173, 78291519]

約数ペア:

[(1, 78291519), (3, 26097173), (37, 2115987), (43, 1820733), (47, 1665777), (111, 705329), (129, 606911), (141, 555259), (349, 224331), (1047, 74777), (1591, 49209), (1739, 45021), (2021, 38739), (4773, 16403), (5217, 15007), (6063, 12913)]