28663538

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:1001

約数の個数: 16

約数和(自身を含む): 43827360

約数和(自身を除く): 15163822

約数列:

[1, 2, 67, 134, 409, 523, 818, 1046, 27403, 35041, 54806, 70082, 213907, 427814, 14331769, 28663538]

約数ペア:

[(1, 28663538), (2, 14331769), (67, 427814), (134, 213907), (409, 70082), (523, 54806), (818, 35041), (1046, 27403)]