39478738

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{431}}^1$

素因数の和:730

約数の個数: 24

約数和(自身を含む): 64509696

約数和(自身を除く): 25030958

約数列:

[1, 2, 13, 26, 169, 271, 338, 431, 542, 862, 3523, 5603, 7046, 11206, 45799, 72839, 91598, 116801, 145678, 233602, 1518413, 3036826, 19739369, 39478738]

約数ペア:

[(1, 39478738), (2, 19739369), (13, 3036826), (26, 1518413), (169, 233602), (271, 145678), (338, 116801), (431, 91598), (542, 72839), (862, 45799), (3523, 11206), (5603, 7046)]