66431439

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{4391}}^1$

素因数の和:4479

約数の個数: 18

約数和(自身を含む): 98376408

約数和(自身を除く): 31944969

約数列:

[1, 3, 9, 41, 123, 369, 1681, 4391, 5043, 13173, 15129, 39519, 180031, 540093, 1620279, 7381271, 22143813, 66431439]

約数ペア:

[(1, 66431439), (3, 22143813), (9, 7381271), (41, 1620279), (123, 540093), (369, 180031), (1681, 39519), (4391, 15129), (5043, 13173)]