128475238

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1\times {\mathrm{877}}^1$

素因数の和:1791

約数の個数: 16

約数和(自身を含む): 195337440

約数和(自身を除く): 66862202

約数列:

[1, 2, 89, 178, 823, 877, 1646, 1754, 73247, 78053, 146494, 156106, 721771, 1443542, 64237619, 128475238]

約数ペア:

[(1, 128475238), (2, 64237619), (89, 1443542), (178, 721771), (823, 156106), (877, 146494), (1646, 78053), (1754, 73247)]