87029047

素因数分解:

$7^4\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:636

約数の個数: 20

約数和(自身を含む): 103233656

約数和(自身を除く): 16204609

約数列:

[1, 7, 49, 67, 343, 469, 541, 2401, 3283, 3787, 22981, 26509, 36247, 160867, 185563, 253729, 1298941, 1776103, 12432721, 87029047]

約数ペア:

[(1, 87029047), (7, 12432721), (49, 1776103), (67, 1298941), (343, 253729), (469, 185563), (541, 160867), (2401, 36247), (3283, 26509), (3787, 22981)]