78817851

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9851}}^1$

素因数の和:9991

約数の個数: 24

約数和(自身を含む): 131149824

約数和(自身を除く): 52331973

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 9851, 29553, 68957, 88659, 206871, 620613, 1251077, 3753231, 8757539, 11259693, 26272617, 78817851]

約数ペア:

[(1, 78817851), (3, 26272617), (7, 11259693), (9, 8757539), (21, 3753231), (63, 1251077), (127, 620613), (381, 206871), (889, 88659), (1143, 68957), (2667, 29553), (8001, 9851)]