27919318

素因数分解:

$2^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{661}}^1$

素因数の和:1108

約数の個数: 24

約数和(自身を含む): 48903264

約数和(自身を除く): 20983946

約数列:

[1, 2, 7, 14, 49, 98, 431, 661, 862, 1322, 3017, 4627, 6034, 9254, 21119, 32389, 42238, 64778, 284891, 569782, 1994237, 3988474, 13959659, 27919318]

約数ペア:

[(1, 27919318), (2, 13959659), (7, 3988474), (14, 1994237), (49, 569782), (98, 284891), (431, 64778), (661, 42238), (862, 32389), (1322, 21119), (3017, 9254), (4627, 6034)]