28711974

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{67399}}^1$

素因数の和:67475

約数の個数: 16

約数和(自身を含む): 58233600

約数和(自身を除く): 29521626

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 67399, 134798, 202197, 404394, 4785329, 9570658, 14355987, 28711974]

約数ペア:

[(1, 28711974), (2, 14355987), (3, 9570658), (6, 4785329), (71, 404394), (142, 202197), (213, 134798), (426, 67399)]