399857658

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1\times {\mathrm{1567}}^1$

素因数の和:2242

約数の個数: 32

約数和(自身を含む): 812851200

約数和(自身を除く): 412993542

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 599, 1198, 1567, 1797, 3134, 3594, 4701, 9402, 42529, 85058, 111257, 127587, 222514, 255174, 333771, 667542, 938633, 1877266, 2815899, 5631798, 66642943, 133285886, 199928829, 399857658]

約数ペア:

[(1, 399857658), (2, 199928829), (3, 133285886), (6, 66642943), (71, 5631798), (142, 2815899), (213, 1877266), (426, 938633), (599, 667542), (1198, 333771), (1567, 255174), (1797, 222514), (3134, 127587), (3594, 111257), (4701, 85058), (9402, 42529)]