64281945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47093}}^1$

素因数の和:47121

約数の個数: 32

約数和(自身を含む): 126588672

約数和(自身を除く): 62306727

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 47093, 141279, 235465, 329651, 612209, 706395, 988953, 1648255, 1836627, 3061045, 4285463, 4944765, 9183135, 12856389, 21427315, 64281945]

約数ペア:

[(1, 64281945), (3, 21427315), (5, 12856389), (7, 9183135), (13, 4944765), (15, 4285463), (21, 3061045), (35, 1836627), (39, 1648255), (65, 988953), (91, 706395), (105, 612209), (195, 329651), (273, 235465), (455, 141279), (1365, 47093)]