12721208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 25436160

約数和(自身を除く): 12714952

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 1471, 2162, 2942, 4324, 5884, 8648, 11768, 33833, 67666, 69137, 135332, 138274, 270664, 276548, 553096, 1590151, 3180302, 6360604, 12721208]

約数ペア:

[(1, 12721208), (2, 6360604), (4, 3180302), (8, 1590151), (23, 553096), (46, 276548), (47, 270664), (92, 138274), (94, 135332), (184, 69137), (188, 67666), (376, 33833), (1081, 11768), (1471, 8648), (2162, 5884), (2942, 4324)]