156919347

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70589}}^1$

素因数の和:70627

約数の個数: 24

約数和(自身を含む): 256947600

約数和(自身を除く): 100028253

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 70589, 211767, 635301, 917657, 1341191, 2752971, 4023573, 8258913, 12070719, 17435483, 52306449, 156919347]

約数ペア:

[(1, 156919347), (3, 52306449), (9, 17435483), (13, 12070719), (19, 8258913), (39, 4023573), (57, 2752971), (117, 1341191), (171, 917657), (247, 635301), (741, 211767), (2223, 70589)]