68840847

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{1373}}^1$

素因数の和:2004

約数の個数: 20

約数和(自身を含む): 103077480

約数和(自身を除く): 34236633

約数列:

[1, 3, 9, 27, 81, 619, 1373, 1857, 4119, 5571, 12357, 16713, 37071, 50139, 111213, 849887, 2549661, 7648983, 22946949, 68840847]

約数ペア:

[(1, 68840847), (3, 22946949), (9, 7648983), (27, 2549661), (81, 849887), (619, 111213), (1373, 50139), (1857, 37071), (4119, 16713), (5571, 12357)]