129779978

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{6689}}^1$

素因数の和:6889

約数の個数: 16

約数和(自身を含む): 198693000

約数和(自身を除く): 68913022

約数列:

[1, 2, 89, 109, 178, 218, 6689, 9701, 13378, 19402, 595321, 729101, 1190642, 1458202, 64889989, 129779978]

約数ペア:

[(1, 129779978), (2, 64889989), (89, 1458202), (109, 1190642), (178, 729101), (218, 595321), (6689, 19402), (9701, 13378)]