129397772

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{26713}}^1$

素因数の和:26897

約数の個数: 24

約数和(自身を含む): 260301216

約数和(自身を除く): 130903444

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 26713, 53426, 106852, 186991, 373982, 747964, 4621349, 9242698, 18485396, 32349443, 64698886, 129397772]

約数ペア:

[(1, 129397772), (2, 64698886), (4, 32349443), (7, 18485396), (14, 9242698), (28, 4621349), (173, 747964), (346, 373982), (692, 186991), (1211, 106852), (2422, 53426), (4844, 26713)]