28125034

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{9521}}^1$

素因数の和:9741

約数の個数: 16

約数和(自身を含む): 48447936

約数和(自身を除く): 20322902

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 9521, 19042, 66647, 133294, 2008931, 4017862, 14062517, 28125034]

約数ペア:

[(1, 28125034), (2, 14062517), (7, 4017862), (14, 2008931), (211, 133294), (422, 66647), (1477, 19042), (2954, 9521)]