78407954

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2425

約数の個数: 16

約数和(自身を含む): 119417760

約数和(自身を除く): 41009806

約数列:

[1, 2, 131, 139, 262, 278, 2153, 4306, 18209, 36418, 282043, 299267, 564086, 598534, 39203977, 78407954]

約数ペア:

[(1, 78407954), (2, 39203977), (131, 598534), (139, 564086), (262, 299267), (278, 282043), (2153, 36418), (4306, 18209)]