78857138

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:506

約数の個数: 24

約数和(自身を含む): 123388272

約数和(自身を除く): 44531134

約数列:

[1, 2, 37, 74, 83, 166, 347, 694, 1369, 2738, 3071, 6142, 12839, 25678, 28801, 57602, 113627, 227254, 475043, 950086, 1065637, 2131274, 39428569, 78857138]

約数ペア:

[(1, 78857138), (2, 39428569), (37, 2131274), (74, 1065637), (83, 950086), (166, 475043), (347, 227254), (694, 113627), (1369, 57602), (2738, 28801), (3071, 25678), (6142, 12839)]