42684561

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 63520704

約数和(自身を除く): 20836143

約数列:

[1, 3, 9, 67, 71, 201, 213, 603, 639, 997, 2991, 4757, 8973, 14271, 42813, 66799, 70787, 200397, 212361, 601191, 637083, 4742729, 14228187, 42684561]

約数ペア:

[(1, 42684561), (3, 14228187), (9, 4742729), (67, 637083), (71, 601191), (201, 212361), (213, 200397), (603, 70787), (639, 66799), (997, 42813), (2991, 14271), (4757, 8973)]